Home / 107,837,063.20-161,755,594.80-97,087,520.80

Finding the Fourth Proportional to 107,837,063.20, 161,755,594.80 and 97,087,520.80

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Solution

The fourth proportional to 107,837,063.20, 161,755,594.80 and 97,087,520.80 is: 145,631,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,837,063.20 : 161,755,594.80 = 97,087,520.80 : x
  2. Step 2: Convert to fraction form
    107,837,063.20/161,755,594.80 = 97,087,520.80/x
  3. Step 3: Cross multiply
    107,837,063.20x = 161,755,594.80 × 97,087,520.80
  4. Step 4: Simplify right side
    107,837,063.20x = 15,704,449,674,661,372
  5. Step 5: Solve for x
    x = 15,704,449,674,661,372/107,837,063.20
  6. Step 6: Final answer
    x = 145,631,281.20

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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.