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Finding the Third Proportional to 158,685,280 and 240,423,090

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Solution

The third proportional to 158,685,280 and 240,423,090 is: 364,263,542.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,685,280 : 240,423,090 = 240,423,090 : x
  2. Step 2: Convert to fraction form
    158,685,280/240,423,090 = 240,423,090/x
  3. Step 3: Cross multiply
    158,685,280x = 240,423,090 × 240,423,090
  4. Step 4: Simplify right side
    158,685,280x = 57,803,262,205,148,096
  5. Step 5: Solve for x
    x = 57,803,262,205,148,096/158,685,280
  6. Step 6: Final answer
    x = 364,263,542.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.