Home / 384,869,481.52-577,357,884.02-118,996,901.23

Finding the Fourth Proportional to 384,869,481.52, 577,357,884.02 and 118,996,901.23

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Solution

The fourth proportional to 384,869,481.52, 577,357,884.02 and 118,996,901.23 is: 178,511,943.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,869,481.52 : 577,357,884.02 = 118,996,901.23 : x
  2. Step 2: Convert to fraction form
    384,869,481.52/577,357,884.02 = 118,996,901.23/x
  3. Step 3: Cross multiply
    384,869,481.52x = 577,357,884.02 × 118,996,901.23
  4. Step 4: Simplify right side
    384,869,481.52x = 68,703,799,098,494,752
  5. Step 5: Solve for x
    x = 68,703,799,098,494,752/384,869,481.52
  6. Step 6: Final answer
    x = 178,511,943.39

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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.