Home / 130,342,358.50-195,538,714.71-49,557,045.22

Finding the Fourth Proportional to 130,342,358.50, 195,538,714.71 and 49,557,045.22

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Solution

The fourth proportional to 130,342,358.50, 195,538,714.71 and 49,557,045.22 is: 74,345,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,342,358.50 : 195,538,714.71 = 49,557,045.22 : x
  2. Step 2: Convert to fraction form
    130,342,358.50/195,538,714.71 = 49,557,045.22/x
  3. Step 3: Cross multiply
    130,342,358.50x = 195,538,714.71 × 49,557,045.22
  4. Step 4: Simplify right side
    130,342,358.50x = 9,690,320,927,144,150
  5. Step 5: Solve for x
    x = 9,690,320,927,144,150/130,342,358.50
  6. Step 6: Final answer
    x = 74,345,140.28

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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.