Home / 87,046,523.90-130,457,811.45-52,931,656.70

Finding the Fourth Proportional to 87,046,523.90, 130,457,811.45 and 52,931,656.70

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Solution

The fourth proportional to 87,046,523.90, 130,457,811.45 and 52,931,656.70 is: 79,329,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,046,523.90 : 130,457,811.45 = 52,931,656.70 : x
  2. Step 2: Convert to fraction form
    87,046,523.90/130,457,811.45 = 52,931,656.70/x
  3. Step 3: Cross multiply
    87,046,523.90x = 130,457,811.45 × 52,931,656.70
  4. Step 4: Simplify right side
    87,046,523.90x = 6,905,348,089,504,730
  5. Step 5: Solve for x
    x = 6,905,348,089,504,730/87,046,523.90
  6. Step 6: Final answer
    x = 79,329,395.13

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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.