Home / 97,807,032.78-134,976,743.55-53,753,232.30

Finding the Fourth Proportional to 97,807,032.78, 134,976,743.55 and 53,753,232.30

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Solution

The fourth proportional to 97,807,032.78, 134,976,743.55 and 53,753,232.30 is: 74,181,130.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,807,032.78 : 134,976,743.55 = 53,753,232.30 : x
  2. Step 2: Convert to fraction form
    97,807,032.78/134,976,743.55 = 53,753,232.30/x
  3. Step 3: Cross multiply
    97,807,032.78x = 134,976,743.55 × 53,753,232.30
  4. Step 4: Simplify right side
    97,807,032.78x = 7,255,436,251,140,677
  5. Step 5: Solve for x
    x = 7,255,436,251,140,677/97,807,032.78
  6. Step 6: Final answer
    x = 74,181,130.38

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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.