Home / 1,040,112,265.32-1,435,323,818.34-570,197,526.12

Finding the Fourth Proportional to 1,040,112,265.32, 1,435,323,818.34 and 570,197,526.12

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Solution

The fourth proportional to 1,040,112,265.32, 1,435,323,818.34 and 570,197,526.12 is: 786,855,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,112,265.32 : 1,435,323,818.34 = 570,197,526.12 : x
  2. Step 2: Convert to fraction form
    1,040,112,265.32/1,435,323,818.34 = 570,197,526.12/x
  3. Step 3: Cross multiply
    1,040,112,265.32x = 1,435,323,818.34 × 570,197,526.12
  4. Step 4: Simplify right side
    1,040,112,265.32x = 818,418,090,398,580,224
  5. Step 5: Solve for x
    x = 818,418,090,398,580,224/1,040,112,265.32
  6. Step 6: Final answer
    x = 786,855,532.51

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Half scale
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Double scale
Find fourth proportional to 1,040,112,266.32, 1,435,323,819.72 and 570,197,527.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.