Home / 87,046,524.40-130,457,812.20-52,931,657.20

Finding the Fourth Proportional to 87,046,524.40, 130,457,812.20 and 52,931,657.20

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Solution

The fourth proportional to 87,046,524.40, 130,457,812.20 and 52,931,657.20 is: 79,329,395.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,046,524.40 : 130,457,812.20 = 52,931,657.20 : x
  2. Step 2: Convert to fraction form
    87,046,524.40/130,457,812.20 = 52,931,657.20/x
  3. Step 3: Cross multiply
    87,046,524.40x = 130,457,812.20 × 52,931,657.20
  4. Step 4: Simplify right side
    87,046,524.40x = 6,905,348,194,432,378
  5. Step 5: Solve for x
    x = 6,905,348,194,432,378/87,046,524.40
  6. Step 6: Final answer
    x = 79,329,395.88

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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.