Home / 549,499,031.66-824,279,967.85-155,995,078.90

Finding the Fourth Proportional to 549,499,031.66, 824,279,967.85 and 155,995,078.90

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Solution

The fourth proportional to 549,499,031.66, 824,279,967.85 and 155,995,078.90 is: 234,001,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,499,031.66 : 824,279,967.85 = 155,995,078.90 : x
  2. Step 2: Convert to fraction form
    549,499,031.66/824,279,967.85 = 155,995,078.90/x
  3. Step 3: Cross multiply
    549,499,031.66x = 824,279,967.85 × 155,995,078.90
  4. Step 4: Simplify right side
    549,499,031.66x = 128,583,618,617,529,344
  5. Step 5: Solve for x
    x = 128,583,618,617,529,344/549,499,031.66
  6. Step 6: Final answer
    x = 234,001,538.14

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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.