Home / 424,567,555.92-636,827,377.72-188,148,987.60

Finding the Fourth Proportional to 424,567,555.92, 636,827,377.72 and 188,148,987.60

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Solution

The fourth proportional to 424,567,555.92, 636,827,377.72 and 188,148,987.60 is: 282,212,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,567,555.92 : 636,827,377.72 = 188,148,987.60 : x
  2. Step 2: Convert to fraction form
    424,567,555.92/636,827,377.72 = 188,148,987.60/x
  3. Step 3: Cross multiply
    424,567,555.92x = 636,827,377.72 × 188,148,987.60
  4. Step 4: Simplify right side
    424,567,555.92x = 119,818,426,393,980,800
  5. Step 5: Solve for x
    x = 119,818,426,393,980,800/424,567,555.92
  6. Step 6: Final answer
    x = 282,212,865.12

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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.