Home / 29,098,621,387.92-40,156,021,986.84-16,238,126,505.36

Finding the Fourth Proportional to 29,098,621,387.92, 40,156,021,986.84 and 16,238,126,505.36

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Solution

The fourth proportional to 29,098,621,387.92, 40,156,021,986.84 and 16,238,126,505.36 is: 22,408,572,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,098,621,387.92 : 40,156,021,986.84 = 16,238,126,505.36 : x
  2. Step 2: Convert to fraction form
    29,098,621,387.92/40,156,021,986.84 = 16,238,126,505.36/x
  3. Step 3: Cross multiply
    29,098,621,387.92x = 40,156,021,986.84 × 16,238,126,505.36
  4. Step 4: Simplify right side
    29,098,621,387.92x = 652,058,564,974,325,530,624
  5. Step 5: Solve for x
    x = 652,058,564,974,325,530,624/29,098,621,387.92
  6. Step 6: Final answer
    x = 22,408,572,429.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.