Home / 74,887,631.60-112,331,447.40-49,357,468.40

Finding the Fourth Proportional to 74,887,631.60, 112,331,447.40 and 49,357,468.40

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Solution

The fourth proportional to 74,887,631.60, 112,331,447.40 and 49,357,468.40 is: 74,036,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,887,631.60 : 112,331,447.40 = 49,357,468.40 : x
  2. Step 2: Convert to fraction form
    74,887,631.60/112,331,447.40 = 49,357,468.40/x
  3. Step 3: Cross multiply
    74,887,631.60x = 112,331,447.40 × 49,357,468.40
  4. Step 4: Simplify right side
    74,887,631.60x = 5,544,395,865,371,762
  5. Step 5: Solve for x
    x = 5,544,395,865,371,762/74,887,631.60
  6. Step 6: Final answer
    x = 74,036,202.60

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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.