Home / 159,326,492.40-238,989,738.60-157,059,010.80

Finding the Fourth Proportional to 159,326,492.40, 238,989,738.60 and 157,059,010.80

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Solution

The fourth proportional to 159,326,492.40, 238,989,738.60 and 157,059,010.80 is: 235,588,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,326,492.40 : 238,989,738.60 = 157,059,010.80 : x
  2. Step 2: Convert to fraction form
    159,326,492.40/238,989,738.60 = 157,059,010.80/x
  3. Step 3: Cross multiply
    159,326,492.40x = 238,989,738.60 × 157,059,010.80
  4. Step 4: Simplify right side
    159,326,492.40x = 37,535,491,935,866,576
  5. Step 5: Solve for x
    x = 37,535,491,935,866,576/159,326,492.40
  6. Step 6: Final answer
    x = 235,588,516.20

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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.