Home / 519,175,501.64-716,347,657.79-307,377,166.53

Finding the Fourth Proportional to 519,175,501.64, 716,347,657.79 and 307,377,166.53

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Solution

The fourth proportional to 519,175,501.64, 716,347,657.79 and 307,377,166.53 is: 424,112,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,175,501.64 : 716,347,657.79 = 307,377,166.53 : x
  2. Step 2: Convert to fraction form
    519,175,501.64/716,347,657.79 = 307,377,166.53/x
  3. Step 3: Cross multiply
    519,175,501.64x = 716,347,657.79 × 307,377,166.53
  4. Step 4: Simplify right side
    519,175,501.64x = 220,188,913,305,924,896
  5. Step 5: Solve for x
    x = 220,188,913,305,924,896/519,175,501.64
  6. Step 6: Final answer
    x = 424,112,679.83

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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.