Home / 82,836,000.20-124,254,000.30-70,081,416.20

Finding the Fourth Proportional to 82,836,000.20, 124,254,000.30 and 70,081,416.20

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Solution

The fourth proportional to 82,836,000.20, 124,254,000.30 and 70,081,416.20 is: 105,122,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,836,000.20 : 124,254,000.30 = 70,081,416.20 : x
  2. Step 2: Convert to fraction form
    82,836,000.20/124,254,000.30 = 70,081,416.20/x
  3. Step 3: Cross multiply
    82,836,000.20x = 124,254,000.30 × 70,081,416.20
  4. Step 4: Simplify right side
    82,836,000.20x = 8,707,896,309,539,225
  5. Step 5: Solve for x
    x = 8,707,896,309,539,225/82,836,000.20
  6. Step 6: Final answer
    x = 105,122,124.30

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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.