Home / 314,928,254.10-472,392,381.15-291,970,002.90

Finding the Fourth Proportional to 314,928,254.10, 472,392,381.15 and 291,970,002.90

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Solution

The fourth proportional to 314,928,254.10, 472,392,381.15 and 291,970,002.90 is: 437,955,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,254.10 : 472,392,381.15 = 291,970,002.90 : x
  2. Step 2: Convert to fraction form
    314,928,254.10/472,392,381.15 = 291,970,002.90/x
  3. Step 3: Cross multiply
    314,928,254.10x = 472,392,381.15 × 291,970,002.90
  4. Step 4: Simplify right side
    314,928,254.10x = 137,924,404,894,303,392
  5. Step 5: Solve for x
    x = 137,924,404,894,303,392/314,928,254.10
  6. Step 6: Final answer
    x = 437,955,004.35

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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.