Home / 458,348,856.12-632,521,489.68-249,506,584.20

Finding the Fourth Proportional to 458,348,856.12, 632,521,489.68 and 249,506,584.20

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Solution

The fourth proportional to 458,348,856.12, 632,521,489.68 and 249,506,584.20 is: 344,319,123.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,348,856.12 : 632,521,489.68 = 249,506,584.20 : x
  2. Step 2: Convert to fraction form
    458,348,856.12/632,521,489.68 = 249,506,584.20/x
  3. Step 3: Cross multiply
    458,348,856.12x = 632,521,489.68 × 249,506,584.20
  4. Step 4: Simplify right side
    458,348,856.12x = 157,818,276,323,152,320
  5. Step 5: Solve for x
    x = 157,818,276,323,152,320/458,348,856.12
  6. Step 6: Final answer
    x = 344,319,123.34

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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.