Home / 161,935,175.20-242,902,762.80-146,314,746.40

Finding the Fourth Proportional to 161,935,175.20, 242,902,762.80 and 146,314,746.40

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Solution

The fourth proportional to 161,935,175.20, 242,902,762.80 and 146,314,746.40 is: 219,472,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,935,175.20 : 242,902,762.80 = 146,314,746.40 : x
  2. Step 2: Convert to fraction form
    161,935,175.20/242,902,762.80 = 146,314,746.40/x
  3. Step 3: Cross multiply
    161,935,175.20x = 242,902,762.80 × 146,314,746.40
  4. Step 4: Simplify right side
    161,935,175.20x = 35,540,256,138,941,356
  5. Step 5: Solve for x
    x = 35,540,256,138,941,356/161,935,175.20
  6. Step 6: Final answer
    x = 219,472,119.60

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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.