Home / 542,974,718.80-814,462,078.20-134,030,869.30

Finding the Fourth Proportional to 542,974,718.80, 814,462,078.20 and 134,030,869.30

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Solution

The fourth proportional to 542,974,718.80, 814,462,078.20 and 134,030,869.30 is: 201,046,303.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,974,718.80 : 814,462,078.20 = 134,030,869.30 : x
  2. Step 2: Convert to fraction form
    542,974,718.80/814,462,078.20 = 134,030,869.30/x
  3. Step 3: Cross multiply
    542,974,718.80x = 814,462,078.20 × 134,030,869.30
  4. Step 4: Simplify right side
    542,974,718.80x = 109,163,060,353,030,576
  5. Step 5: Solve for x
    x = 109,163,060,353,030,576/542,974,718.80
  6. Step 6: Final answer
    x = 201,046,303.95

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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.