Home / 1,755,053,313.60-2,632,579,970.40-720,656,551.20

Finding the Fourth Proportional to 1,755,053,313.60, 2,632,579,970.40 and 720,656,551.20

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Solution

The fourth proportional to 1,755,053,313.60, 2,632,579,970.40 and 720,656,551.20 is: 1,080,984,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,053,313.60 : 2,632,579,970.40 = 720,656,551.20 : x
  2. Step 2: Convert to fraction form
    1,755,053,313.60/2,632,579,970.40 = 720,656,551.20/x
  3. Step 3: Cross multiply
    1,755,053,313.60x = 2,632,579,970.40 × 720,656,551.20
  4. Step 4: Simplify right side
    1,755,053,313.60x = 1,897,186,002,226,662,400
  5. Step 5: Solve for x
    x = 1,897,186,002,226,662,400/1,755,053,313.60
  6. Step 6: Final answer
    x = 1,080,984,826.80

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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.