Home / 161,844,004.60-242,766,006.90-147,105,374.20

Finding the Fourth Proportional to 161,844,004.60, 242,766,006.90 and 147,105,374.20

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Solution

The fourth proportional to 161,844,004.60, 242,766,006.90 and 147,105,374.20 is: 220,658,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,844,004.60 : 242,766,006.90 = 147,105,374.20 : x
  2. Step 2: Convert to fraction form
    161,844,004.60/242,766,006.90 = 147,105,374.20/x
  3. Step 3: Cross multiply
    161,844,004.60x = 242,766,006.90 × 147,105,374.20
  4. Step 4: Simplify right side
    161,844,004.60x = 35,712,184,288,064,280
  5. Step 5: Solve for x
    x = 35,712,184,288,064,280/161,844,004.60
  6. Step 6: Final answer
    x = 220,658,061.30

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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.