Home / 249,488,973.48-372,406,105.59-220,036,906.92

Finding the Fourth Proportional to 249,488,973.48, 372,406,105.59 and 220,036,906.92

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Solution

The fourth proportional to 249,488,973.48, 372,406,105.59 and 220,036,906.92 is: 328,443,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,488,973.48 : 372,406,105.59 = 220,036,906.92 : x
  2. Step 2: Convert to fraction form
    249,488,973.48/372,406,105.59 = 220,036,906.92/x
  3. Step 3: Cross multiply
    249,488,973.48x = 372,406,105.59 × 220,036,906.92
  4. Step 4: Simplify right side
    249,488,973.48x = 81,943,087,592,146,512
  5. Step 5: Solve for x
    x = 81,943,087,592,146,512/249,488,973.48
  6. Step 6: Final answer
    x = 328,443,724.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.