Home / 328,761,011.66-493,164,528.14-132,024,395.18

Finding the Fourth Proportional to 328,761,011.66, 493,164,528.14 and 132,024,395.18

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Solution

The fourth proportional to 328,761,011.66, 493,164,528.14 and 132,024,395.18 is: 198,045,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,761,011.66 : 493,164,528.14 = 132,024,395.18 : x
  2. Step 2: Convert to fraction form
    328,761,011.66/493,164,528.14 = 132,024,395.18/x
  3. Step 3: Cross multiply
    328,761,011.66x = 493,164,528.14 × 132,024,395.18
  4. Step 4: Simplify right side
    328,761,011.66x = 65,109,748,549,447,768
  5. Step 5: Solve for x
    x = 65,109,748,549,447,768/328,761,011.66
  6. Step 6: Final answer
    x = 198,045,833.42

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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.