Home / 132,885,809.60-199,328,714.40-124,823,652.80

Finding the Fourth Proportional to 132,885,809.60, 199,328,714.40 and 124,823,652.80

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Solution

The fourth proportional to 132,885,809.60, 199,328,714.40 and 124,823,652.80 is: 187,235,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,885,809.60 : 199,328,714.40 = 124,823,652.80 : x
  2. Step 2: Convert to fraction form
    132,885,809.60/199,328,714.40 = 124,823,652.80/x
  3. Step 3: Cross multiply
    132,885,809.60x = 199,328,714.40 × 124,823,652.80
  4. Step 4: Simplify right side
    132,885,809.60x = 24,880,938,239,335,960
  5. Step 5: Solve for x
    x = 24,880,938,239,335,960/132,885,809.60
  6. Step 6: Final answer
    x = 187,235,479.20

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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.