Home / 106,887,747.60-160,331,621.40-79,677,968.40

Finding the Fourth Proportional to 106,887,747.60, 160,331,621.40 and 79,677,968.40

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Solution

The fourth proportional to 106,887,747.60, 160,331,621.40 and 79,677,968.40 is: 119,516,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,887,747.60 : 160,331,621.40 = 79,677,968.40 : x
  2. Step 2: Convert to fraction form
    106,887,747.60/160,331,621.40 = 79,677,968.40/x
  3. Step 3: Cross multiply
    106,887,747.60x = 160,331,621.40 × 79,677,968.40
  4. Step 4: Simplify right side
    106,887,747.60x = 12,774,897,863,429,966
  5. Step 5: Solve for x
    x = 12,774,897,863,429,966/106,887,747.60
  6. Step 6: Final answer
    x = 119,516,952.60

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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.