Home / 158,683,266.30-238,024,899.45-147,204,140.70

Finding the Fourth Proportional to 158,683,266.30, 238,024,899.45 and 147,204,140.70

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Solution

The fourth proportional to 158,683,266.30, 238,024,899.45 and 147,204,140.70 is: 220,806,211.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,683,266.30 : 238,024,899.45 = 147,204,140.70 : x
  2. Step 2: Convert to fraction form
    158,683,266.30/238,024,899.45 = 147,204,140.70/x
  3. Step 3: Cross multiply
    158,683,266.30x = 238,024,899.45 × 147,204,140.70
  4. Step 4: Simplify right side
    158,683,266.30x = 35,038,250,788,741,148
  5. Step 5: Solve for x
    x = 35,038,250,788,741,148/158,683,266.30
  6. Step 6: Final answer
    x = 220,806,211.05

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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.