Home / 133,039,280.20-199,409,621.10-75,559,088.20

Finding the Fourth Proportional to 133,039,280.20, 199,409,621.10 and 75,559,088.20

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Solution

The fourth proportional to 133,039,280.20, 199,409,621.10 and 75,559,088.20 is: 113,253,838.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,039,280.20 : 199,409,621.10 = 75,559,088.20 : x
  2. Step 2: Convert to fraction form
    133,039,280.20/199,409,621.10 = 75,559,088.20/x
  3. Step 3: Cross multiply
    133,039,280.20x = 199,409,621.10 × 75,559,088.20
  4. Step 4: Simplify right side
    133,039,280.20x = 15,067,209,148,623,482
  5. Step 5: Solve for x
    x = 15,067,209,148,623,482/133,039,280.20
  6. Step 6: Final answer
    x = 113,253,838.46

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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.