Home / 99,660,030.60-149,532,036.30-54,254,411.40

Finding the Fourth Proportional to 99,660,030.60, 149,532,036.30 and 54,254,411.40

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Solution

The fourth proportional to 99,660,030.60, 149,532,036.30 and 54,254,411.40 is: 81,404,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,660,030.60 : 149,532,036.30 = 54,254,411.40 : x
  2. Step 2: Convert to fraction form
    99,660,030.60/149,532,036.30 = 54,254,411.40/x
  3. Step 3: Cross multiply
    99,660,030.60x = 149,532,036.30 × 54,254,411.40
  4. Step 4: Simplify right side
    99,660,030.60x = 8,112,772,614,899,934
  5. Step 5: Solve for x
    x = 8,112,772,614,899,934/99,660,030.60
  6. Step 6: Final answer
    x = 81,404,476.46

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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.