Home / 649,326,830.59-973,976,600.02-158,042,841.15

Finding the Fourth Proportional to 649,326,830.59, 973,976,600.02 and 158,042,841.15

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Solution

The fourth proportional to 649,326,830.59, 973,976,600.02 and 158,042,841.15 is: 237,060,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,326,830.59 : 973,976,600.02 = 158,042,841.15 : x
  2. Step 2: Convert to fraction form
    649,326,830.59/973,976,600.02 = 158,042,841.15/x
  3. Step 3: Cross multiply
    649,326,830.59x = 973,976,600.02 × 158,042,841.15
  4. Step 4: Simplify right side
    649,326,830.59x = 153,930,029,079,987,744
  5. Step 5: Solve for x
    x = 153,930,029,079,987,744/649,326,830.59
  6. Step 6: Final answer
    x = 237,060,940.39

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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.