Home / 749,088,140.40-1,123,632,210.60-504,200,127.60

Finding the Fourth Proportional to 749,088,140.40, 1,123,632,210.60 and 504,200,127.60

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Solution

The fourth proportional to 749,088,140.40, 1,123,632,210.60 and 504,200,127.60 is: 756,300,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,088,140.40 : 1,123,632,210.60 = 504,200,127.60 : x
  2. Step 2: Convert to fraction form
    749,088,140.40/1,123,632,210.60 = 504,200,127.60/x
  3. Step 3: Cross multiply
    749,088,140.40x = 1,123,632,210.60 × 504,200,127.60
  4. Step 4: Simplify right side
    749,088,140.40x = 566,535,503,959,990,080
  5. Step 5: Solve for x
    x = 566,535,503,959,990,080/749,088,140.40
  6. Step 6: Final answer
    x = 756,300,191.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.