Home / 160,272,312.11-240,347,185.34-87,450,169.76

Finding the Fourth Proportional to 160,272,312.11, 240,347,185.34 and 87,450,169.76

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Solution

The fourth proportional to 160,272,312.11, 240,347,185.34 and 87,450,169.76 is: 131,141,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,272,312.11 : 240,347,185.34 = 87,450,169.76 : x
  2. Step 2: Convert to fraction form
    160,272,312.11/240,347,185.34 = 87,450,169.76/x
  3. Step 3: Cross multiply
    160,272,312.11x = 240,347,185.34 × 87,450,169.76
  4. Step 4: Simplify right side
    160,272,312.11x = 21,018,402,160,140,676
  5. Step 5: Solve for x
    x = 21,018,402,160,140,676/160,272,312.11
  6. Step 6: Final answer
    x = 131,141,816.60

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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.