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Finding the Third Proportional to 98,826,570 and 153,208,719

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Solution

The third proportional to 98,826,570 and 153,208,719 is: 237,516,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,826,570 : 153,208,719 = 153,208,719 : x
  2. Step 2: Convert to fraction form
    98,826,570/153,208,719 = 153,208,719/x
  3. Step 3: Cross multiply
    98,826,570x = 153,208,719 × 153,208,719
  4. Step 4: Simplify right side
    98,826,570x = 23,472,911,577,620,960
  5. Step 5: Solve for x
    x = 23,472,911,577,620,960/98,826,570
  6. Step 6: Final answer
    x = 237,516,202.15

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.