Home / 676,577,094.20-1,014,960,119.70-288,396,841.40

Finding the Fourth Proportional to 676,577,094.20, 1,014,960,119.70 and 288,396,841.40

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Solution

The fourth proportional to 676,577,094.20, 1,014,960,119.70 and 288,396,841.40 is: 432,635,534.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,577,094.20 : 1,014,960,119.70 = 288,396,841.40 : x
  2. Step 2: Convert to fraction form
    676,577,094.20/1,014,960,119.70 = 288,396,841.40/x
  3. Step 3: Cross multiply
    676,577,094.20x = 1,014,960,119.70 × 288,396,841.40
  4. Step 4: Simplify right side
    676,577,094.20x = 292,711,292,668,445,888
  5. Step 5: Solve for x
    x = 292,711,292,668,445,888/676,577,094.20
  6. Step 6: Final answer
    x = 432,635,534.34

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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.