Home / 161,432,758.08-242,142,363.36-75,141,491.52

Finding the Fourth Proportional to 161,432,758.08, 242,142,363.36 and 75,141,491.52

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Solution

The fourth proportional to 161,432,758.08, 242,142,363.36 and 75,141,491.52 is: 112,709,084.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,432,758.08 : 242,142,363.36 = 75,141,491.52 : x
  2. Step 2: Convert to fraction form
    161,432,758.08/242,142,363.36 = 75,141,491.52/x
  3. Step 3: Cross multiply
    161,432,758.08x = 242,142,363.36 × 75,141,491.52
  4. Step 4: Simplify right side
    161,432,758.08x = 18,194,938,343,048,200
  5. Step 5: Solve for x
    x = 18,194,938,343,048,200/161,432,758.08
  6. Step 6: Final answer
    x = 112,709,084.32

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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.