Home / 514,052,485.16-709,976,505.12-346,499,766.68

Finding the Fourth Proportional to 514,052,485.16, 709,976,505.12 and 346,499,766.68

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Solution

The fourth proportional to 514,052,485.16, 709,976,505.12 and 346,499,766.68 is: 478,563,377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,052,485.16 : 709,976,505.12 = 346,499,766.68 : x
  2. Step 2: Convert to fraction form
    514,052,485.16/709,976,505.12 = 346,499,766.68/x
  3. Step 3: Cross multiply
    514,052,485.16x = 709,976,505.12 × 346,499,766.68
  4. Step 4: Simplify right side
    514,052,485.16x = 246,006,693,372,361,824
  5. Step 5: Solve for x
    x = 246,006,693,372,361,824/514,052,485.16
  6. Step 6: Final answer
    x = 478,563,377.23

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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.