Home / 897,221,194.20-1,343,564,309.70-715,822,666.20

Finding the Fourth Proportional to 897,221,194.20, 1,343,564,309.70 and 715,822,666.20

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Solution

The fourth proportional to 897,221,194.20, 1,343,564,309.70 and 715,822,666.20 is: 1,071,924,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,221,194.20 : 1,343,564,309.70 = 715,822,666.20 : x
  2. Step 2: Convert to fraction form
    897,221,194.20/1,343,564,309.70 = 715,822,666.20/x
  3. Step 3: Cross multiply
    897,221,194.20x = 1,343,564,309.70 × 715,822,666.20
  4. Step 4: Simplify right side
    897,221,194.20x = 961,753,786,380,616,576
  5. Step 5: Solve for x
    x = 961,753,786,380,616,576/897,221,194.20
  6. Step 6: Final answer
    x = 1,071,924,952.95

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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.