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Finding the Fourth Proportional to 65,346,058.10, 98,019,087.15 and 65,346,058.10

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Solution

The fourth proportional to 65,346,058.10, 98,019,087.15 and 65,346,058.10 is: 98,019,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,346,058.10 : 98,019,087.15 = 65,346,058.10 : x
  2. Step 2: Convert to fraction form
    65,346,058.10/98,019,087.15 = 65,346,058.10/x
  3. Step 3: Cross multiply
    65,346,058.10x = 98,019,087.15 × 65,346,058.10
  4. Step 4: Simplify right side
    65,346,058.10x = 6,405,160,963,812,864
  5. Step 5: Solve for x
    x = 6,405,160,963,812,864/65,346,058.10
  6. Step 6: Final answer
    x = 98,019,087.15

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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.