Home / 98,249,339.52-135,581,694.21-54,195,373.80

Finding the Fourth Proportional to 98,249,339.52, 135,581,694.21 and 54,195,373.80

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Solution

The fourth proportional to 98,249,339.52, 135,581,694.21 and 54,195,373.80 is: 74,788,295.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,249,339.52 : 135,581,694.21 = 54,195,373.80 : x
  2. Step 2: Convert to fraction form
    98,249,339.52/135,581,694.21 = 54,195,373.80/x
  3. Step 3: Cross multiply
    98,249,339.52x = 135,581,694.21 × 54,195,373.80
  4. Step 4: Simplify right side
    98,249,339.52x = 7,347,900,598,148,246
  5. Step 5: Solve for x
    x = 7,347,900,598,148,246/98,249,339.52
  6. Step 6: Final answer
    x = 74,788,295.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.