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Finding the Fourth Proportional to 97,773,942.67, 134,894,670.55 and 60,590,655.90

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Solution

The fourth proportional to 97,773,942.67, 134,894,670.55 and 60,590,655.90 is: 83,594,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,773,942.67 : 134,894,670.55 = 60,590,655.90 : x
  2. Step 2: Convert to fraction form
    97,773,942.67/134,894,670.55 = 60,590,655.90/x
  3. Step 3: Cross multiply
    97,773,942.67x = 134,894,670.55 × 60,590,655.90
  4. Step 4: Simplify right side
    97,773,942.67x = 8,173,356,565,887,438
  5. Step 5: Solve for x
    x = 8,173,356,565,887,438/97,773,942.67
  6. Step 6: Final answer
    x = 83,594,425.50

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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.