Home / 107,013,906.81-147,679,947.23-58,121,334.81

Finding the Fourth Proportional to 107,013,906.81, 147,679,947.23 and 58,121,334.81

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Solution

The fourth proportional to 107,013,906.81, 147,679,947.23 and 58,121,334.81 is: 80,207,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,013,906.81 : 147,679,947.23 = 58,121,334.81 : x
  2. Step 2: Convert to fraction form
    107,013,906.81/147,679,947.23 = 58,121,334.81/x
  3. Step 3: Cross multiply
    107,013,906.81x = 147,679,947.23 × 58,121,334.81
  4. Step 4: Simplify right side
    107,013,906.81x = 8,583,355,657,387,355
  5. Step 5: Solve for x
    x = 8,583,355,657,387,355/107,013,906.81
  6. Step 6: Final answer
    x = 80,207,852.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.