Home / 1,040,112,264.32-1,435,323,816.96-570,197,525.12

Finding the Fourth Proportional to 1,040,112,264.32, 1,435,323,816.96 and 570,197,525.12

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Solution

The fourth proportional to 1,040,112,264.32, 1,435,323,816.96 and 570,197,525.12 is: 786,855,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,112,264.32 : 1,435,323,816.96 = 570,197,525.12 : x
  2. Step 2: Convert to fraction form
    1,040,112,264.32/1,435,323,816.96 = 570,197,525.12/x
  3. Step 3: Cross multiply
    1,040,112,264.32x = 1,435,323,816.96 × 570,197,525.12
  4. Step 4: Simplify right side
    1,040,112,264.32x = 818,418,088,176,383,872
  5. Step 5: Solve for x
    x = 818,418,088,176,383,872/1,040,112,264.32
  6. Step 6: Final answer
    x = 786,855,531.13

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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.