Home / 87,309,216.40-130,963,824.60-29,803,363.60

Finding the Fourth Proportional to 87,309,216.40, 130,963,824.60 and 29,803,363.60

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Solution

The fourth proportional to 87,309,216.40, 130,963,824.60 and 29,803,363.60 is: 44,705,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,309,216.40 : 130,963,824.60 = 29,803,363.60 : x
  2. Step 2: Convert to fraction form
    87,309,216.40/130,963,824.60 = 29,803,363.60/x
  3. Step 3: Cross multiply
    87,309,216.40x = 130,963,824.60 × 29,803,363.60
  4. Step 4: Simplify right side
    87,309,216.40x = 3,903,162,483,000,424.50
  5. Step 5: Solve for x
    x = 3,903,162,483,000,424.50/87,309,216.40
  6. Step 6: Final answer
    x = 44,705,045.40

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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.