Home / 345,161,747.77-517,744,557.15-115,130,200.93

Finding the Fourth Proportional to 345,161,747.77, 517,744,557.15 and 115,130,200.93

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Solution

The fourth proportional to 345,161,747.77, 517,744,557.15 and 115,130,200.93 is: 172,695,946.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,161,747.77 : 517,744,557.15 = 115,130,200.93 : x
  2. Step 2: Convert to fraction form
    345,161,747.77/517,744,557.15 = 115,130,200.93/x
  3. Step 3: Cross multiply
    345,161,747.77x = 517,744,557.15 × 115,130,200.93
  4. Step 4: Simplify right side
    345,161,747.77x = 59,608,034,895,093,368
  5. Step 5: Solve for x
    x = 59,608,034,895,093,368/345,161,747.77
  6. Step 6: Final answer
    x = 172,695,946.99

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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.