Home / 82,725,334.20-124,088,001.30-69,970,750.20

Finding the Fourth Proportional to 82,725,334.20, 124,088,001.30 and 69,970,750.20

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Solution

The fourth proportional to 82,725,334.20, 124,088,001.30 and 69,970,750.20 is: 104,956,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,725,334.20 : 124,088,001.30 = 69,970,750.20 : x
  2. Step 2: Convert to fraction form
    82,725,334.20/124,088,001.30 = 69,970,750.20/x
  3. Step 3: Cross multiply
    82,725,334.20x = 124,088,001.30 × 69,970,750.20
  4. Step 4: Simplify right side
    82,725,334.20x = 8,682,530,541,779,575
  5. Step 5: Solve for x
    x = 8,682,530,541,779,575/82,725,334.20
  6. Step 6: Final answer
    x = 104,956,125.30

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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.