Home / 249,680,000.80-374,520,001.20-88,138,266.40

Finding the Fourth Proportional to 249,680,000.80, 374,520,001.20 and 88,138,266.40

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Solution

The fourth proportional to 249,680,000.80, 374,520,001.20 and 88,138,266.40 is: 132,207,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,680,000.80 : 374,520,001.20 = 88,138,266.40 : x
  2. Step 2: Convert to fraction form
    249,680,000.80/374,520,001.20 = 88,138,266.40/x
  3. Step 3: Cross multiply
    249,680,000.80x = 374,520,001.20 × 88,138,266.40
  4. Step 4: Simplify right side
    249,680,000.80x = 33,009,543,637,893,920
  5. Step 5: Solve for x
    x = 33,009,543,637,893,920/249,680,000.80
  6. Step 6: Final answer
    x = 132,207,399.60

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1.5x scale

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.