Home / 310,554,088.20-465,831,132.30-92,238,125.40

Finding the Fourth Proportional to 310,554,088.20, 465,831,132.30 and 92,238,125.40

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Solution

The fourth proportional to 310,554,088.20, 465,831,132.30 and 92,238,125.40 is: 138,357,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,554,088.20 : 465,831,132.30 = 92,238,125.40 : x
  2. Step 2: Convert to fraction form
    310,554,088.20/465,831,132.30 = 92,238,125.40/x
  3. Step 3: Cross multiply
    310,554,088.20x = 465,831,132.30 × 92,238,125.40
  4. Step 4: Simplify right side
    310,554,088.20x = 42,967,390,396,311,392
  5. Step 5: Solve for x
    x = 42,967,390,396,311,392/310,554,088.20
  6. Step 6: Final answer
    x = 138,357,188.10

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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.