Home / 98,424,006.80-147,636,010.20-30,257,841.20

Finding the Fourth Proportional to 98,424,006.80, 147,636,010.20 and 30,257,841.20

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Solution

The fourth proportional to 98,424,006.80, 147,636,010.20 and 30,257,841.20 is: 45,386,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,424,006.80 : 147,636,010.20 = 30,257,841.20 : x
  2. Step 2: Convert to fraction form
    98,424,006.80/147,636,010.20 = 30,257,841.20/x
  3. Step 3: Cross multiply
    98,424,006.80x = 147,636,010.20 × 30,257,841.20
  4. Step 4: Simplify right side
    98,424,006.80x = 4,467,146,952,033,180
  5. Step 5: Solve for x
    x = 4,467,146,952,033,180/98,424,006.80
  6. Step 6: Final answer
    x = 45,386,761.80

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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.