Home / 191,634,429.60-287,493,634.80-62,220,016.80

Finding the Fourth Proportional to 191,634,429.60, 287,493,634.80 and 62,220,016.80

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Solution

The fourth proportional to 191,634,429.60, 287,493,634.80 and 62,220,016.80 is: 93,343,658.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,634,429.60 : 287,493,634.80 = 62,220,016.80 : x
  2. Step 2: Convert to fraction form
    191,634,429.60/287,493,634.80 = 62,220,016.80/x
  3. Step 3: Cross multiply
    191,634,429.60x = 287,493,634.80 × 62,220,016.80
  4. Step 4: Simplify right side
    191,634,429.60x = 17,887,858,787,149,064
  5. Step 5: Solve for x
    x = 17,887,858,787,149,064/191,634,429.60
  6. Step 6: Final answer
    x = 93,343,658.68

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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.