Home / 131,868,508.02-197,820,951.59-76,562,389.24

Finding the Fourth Proportional to 131,868,508.02, 197,820,951.59 and 76,562,389.24

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Solution

The fourth proportional to 131,868,508.02, 197,820,951.59 and 76,562,389.24 is: 114,854,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,868,508.02 : 197,820,951.59 = 76,562,389.24 : x
  2. Step 2: Convert to fraction form
    131,868,508.02/197,820,951.59 = 76,562,389.24/x
  3. Step 3: Cross multiply
    131,868,508.02x = 197,820,951.59 × 76,562,389.24
  4. Step 4: Simplify right side
    131,868,508.02x = 15,145,644,695,460,776
  5. Step 5: Solve for x
    x = 15,145,644,695,460,776/131,868,508.02
  6. Step 6: Final answer
    x = 114,854,144.65

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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.