Home / 207,522,000.60-310,947,077.70-130,707,562.20

Finding the Fourth Proportional to 207,522,000.60, 310,947,077.70 and 130,707,562.20

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Solution

The fourth proportional to 207,522,000.60, 310,947,077.70 and 130,707,562.20 is: 195,849,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,522,000.60 : 310,947,077.70 = 130,707,562.20 : x
  2. Step 2: Convert to fraction form
    207,522,000.60/310,947,077.70 = 130,707,562.20/x
  3. Step 3: Cross multiply
    207,522,000.60x = 310,947,077.70 × 130,707,562.20
  4. Step 4: Simplify right side
    207,522,000.60x = 40,643,134,499,380,984
  5. Step 5: Solve for x
    x = 40,643,134,499,380,984/207,522,000.60
  6. Step 6: Final answer
    x = 195,849,762.35

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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.