Home / 1,345,221,932.17-1,856,407,422.23-750,506,508.76

Finding the Fourth Proportional to 1,345,221,932.17, 1,856,407,422.23 and 750,506,508.76

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Solution

The fourth proportional to 1,345,221,932.17, 1,856,407,422.23 and 750,506,508.76 is: 1,035,699,626.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,221,932.17 : 1,856,407,422.23 = 750,506,508.76 : x
  2. Step 2: Convert to fraction form
    1,345,221,932.17/1,856,407,422.23 = 750,506,508.76/x
  3. Step 3: Cross multiply
    1,345,221,932.17x = 1,856,407,422.23 × 750,506,508.76
  4. Step 4: Simplify right side
    1,345,221,932.17x = 1,393,245,853,293,988,608
  5. Step 5: Solve for x
    x = 1,393,245,853,293,988,608/1,345,221,932.17
  6. Step 6: Final answer
    x = 1,035,699,626.94

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1.5x scale

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.