Home / 153,214,417.50-243,912,278.25

Finding the Third Proportional to 153,214,417.50 and 243,912,278.25

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Solution

The third proportional to 153,214,417.50 and 243,912,278.25 is: 388,300,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,214,417.50 : 243,912,278.25 = 243,912,278.25 : x
  2. Step 2: Convert to fraction form
    153,214,417.50/243,912,278.25 = 243,912,278.25/x
  3. Step 3: Cross multiply
    153,214,417.50x = 243,912,278.25 × 243,912,278.25
  4. Step 4: Simplify right side
    153,214,417.50x = 59,493,199,481,105,424
  5. Step 5: Solve for x
    x = 59,493,199,481,105,424/153,214,417.50
  6. Step 6: Final answer
    x = 388,300,268.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.