Home / 168,490,844.10-252,736,266.15-157,153,436.10

Finding the Fourth Proportional to 168,490,844.10, 252,736,266.15 and 157,153,436.10

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Solution

The fourth proportional to 168,490,844.10, 252,736,266.15 and 157,153,436.10 is: 235,730,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,490,844.10 : 252,736,266.15 = 157,153,436.10 : x
  2. Step 2: Convert to fraction form
    168,490,844.10/252,736,266.15 = 157,153,436.10/x
  3. Step 3: Cross multiply
    168,490,844.10x = 252,736,266.15 × 157,153,436.10
  4. Step 4: Simplify right side
    168,490,844.10x = 39,718,372,652,556,616
  5. Step 5: Solve for x
    x = 39,718,372,652,556,616/168,490,844.10
  6. Step 6: Final answer
    x = 235,730,154.15

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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.