Home / 126,604,031.84-189,900,341.04-52,797,417.92

Finding the Fourth Proportional to 126,604,031.84, 189,900,341.04 and 52,797,417.92

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Solution

The fourth proportional to 126,604,031.84, 189,900,341.04 and 52,797,417.92 is: 79,193,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,604,031.84 : 189,900,341.04 = 52,797,417.92 : x
  2. Step 2: Convert to fraction form
    126,604,031.84/189,900,341.04 = 52,797,417.92/x
  3. Step 3: Cross multiply
    126,604,031.84x = 189,900,341.04 × 52,797,417.92
  4. Step 4: Simplify right side
    126,604,031.84x = 10,026,247,669,039,408
  5. Step 5: Solve for x
    x = 10,026,247,669,039,408/126,604,031.84
  6. Step 6: Final answer
    x = 79,193,747.02

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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.