Home / 136,925,690.96-205,398,030.45-55,044,601.72

Finding the Fourth Proportional to 136,925,690.96, 205,398,030.45 and 55,044,601.72

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Solution

The fourth proportional to 136,925,690.96, 205,398,030.45 and 55,044,601.72 is: 82,570,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,925,690.96 : 205,398,030.45 = 55,044,601.72 : x
  2. Step 2: Convert to fraction form
    136,925,690.96/205,398,030.45 = 55,044,601.72/x
  3. Step 3: Cross multiply
    136,925,690.96x = 205,398,030.45 × 55,044,601.72
  4. Step 4: Simplify right side
    136,925,690.96x = 11,306,052,779,885,606
  5. Step 5: Solve for x
    x = 11,306,052,779,885,606/136,925,690.96
  6. Step 6: Final answer
    x = 82,570,719.20

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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.