Home / 124,416,005.40-186,624,008.10-63,194,002.20

Finding the Fourth Proportional to 124,416,005.40, 186,624,008.10 and 63,194,002.20

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Solution

The fourth proportional to 124,416,005.40, 186,624,008.10 and 63,194,002.20 is: 94,791,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,005.40 : 186,624,008.10 = 63,194,002.20 : x
  2. Step 2: Convert to fraction form
    124,416,005.40/186,624,008.10 = 63,194,002.20/x
  3. Step 3: Cross multiply
    124,416,005.40x = 186,624,008.10 × 63,194,002.20
  4. Step 4: Simplify right side
    124,416,005.40x = 11,793,517,978,444,218
  5. Step 5: Solve for x
    x = 11,793,517,978,444,218/124,416,005.40
  6. Step 6: Final answer
    x = 94,791,003.30

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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.