Home / 542,974,711.30-814,462,066.95-134,030,861.80

Finding the Fourth Proportional to 542,974,711.30, 814,462,066.95 and 134,030,861.80

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Solution

The fourth proportional to 542,974,711.30, 814,462,066.95 and 134,030,861.80 is: 201,046,292.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,974,711.30 : 814,462,066.95 = 134,030,861.80 : x
  2. Step 2: Convert to fraction form
    542,974,711.30/814,462,066.95 = 134,030,861.80/x
  3. Step 3: Cross multiply
    542,974,711.30x = 814,462,066.95 × 134,030,861.80
  4. Step 4: Simplify right side
    542,974,711.30x = 109,163,052,736,717,808
  5. Step 5: Solve for x
    x = 109,163,052,736,717,808/542,974,711.30
  6. Step 6: Final answer
    x = 201,046,292.70

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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.