Home / 87,124,953.60-130,687,430.40-58,459,507.20

Finding the Fourth Proportional to 87,124,953.60, 130,687,430.40 and 58,459,507.20

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Solution

The fourth proportional to 87,124,953.60, 130,687,430.40 and 58,459,507.20 is: 87,689,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,124,953.60 : 130,687,430.40 = 58,459,507.20 : x
  2. Step 2: Convert to fraction form
    87,124,953.60/130,687,430.40 = 58,459,507.20/x
  3. Step 3: Cross multiply
    87,124,953.60x = 130,687,430.40 × 58,459,507.20
  4. Step 4: Simplify right side
    87,124,953.60x = 7,639,922,778,418,300
  5. Step 5: Solve for x
    x = 7,639,922,778,418,300/87,124,953.60
  6. Step 6: Final answer
    x = 87,689,260.80

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1.5x scale

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.