Home / 747,950,802.56-1,032,177,295.68-417,939,850.88

Finding the Fourth Proportional to 747,950,802.56, 1,032,177,295.68 and 417,939,850.88

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Solution

The fourth proportional to 747,950,802.56, 1,032,177,295.68 and 417,939,850.88 is: 576,759,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,950,802.56 : 1,032,177,295.68 = 417,939,850.88 : x
  2. Step 2: Convert to fraction form
    747,950,802.56/1,032,177,295.68 = 417,939,850.88/x
  3. Step 3: Cross multiply
    747,950,802.56x = 1,032,177,295.68 × 417,939,850.88
  4. Step 4: Simplify right side
    747,950,802.56x = 431,388,025,038,220,864
  5. Step 5: Solve for x
    x = 431,388,025,038,220,864/747,950,802.56
  6. Step 6: Final answer
    x = 576,759,893.25

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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.