Home / 924,778,090.24-1,386,196,103.68-311,149,281.28

Finding the Fourth Proportional to 924,778,090.24, 1,386,196,103.68 and 311,149,281.28

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Solution

The fourth proportional to 924,778,090.24, 1,386,196,103.68 and 311,149,281.28 is: 466,397,210.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,778,090.24 : 1,386,196,103.68 = 311,149,281.28 : x
  2. Step 2: Convert to fraction form
    924,778,090.24/1,386,196,103.68 = 311,149,281.28/x
  3. Step 3: Cross multiply
    924,778,090.24x = 1,386,196,103.68 × 311,149,281.28
  4. Step 4: Simplify right side
    924,778,090.24x = 431,313,921,373,168,320
  5. Step 5: Solve for x
    x = 431,313,921,373,168,320/924,778,090.24
  6. Step 6: Final answer
    x = 466,397,210.23

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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.