Home / 108,760,155.40-163,140,233.10-62,780,667.40

Finding the Fourth Proportional to 108,760,155.40, 163,140,233.10 and 62,780,667.40

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Solution

The fourth proportional to 108,760,155.40, 163,140,233.10 and 62,780,667.40 is: 94,171,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,760,155.40 : 163,140,233.10 = 62,780,667.40 : x
  2. Step 2: Convert to fraction form
    108,760,155.40/163,140,233.10 = 62,780,667.40/x
  3. Step 3: Cross multiply
    108,760,155.40x = 163,140,233.10 × 62,780,667.40
  4. Step 4: Simplify right side
    108,760,155.40x = 10,242,052,713,809,570
  5. Step 5: Solve for x
    x = 10,242,052,713,809,570/108,760,155.40
  6. Step 6: Final answer
    x = 94,171,001.10

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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.