Home / 107,220,185.40-160,830,278.10-89,363,767.80

Finding the Fourth Proportional to 107,220,185.40, 160,830,278.10 and 89,363,767.80

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Solution

The fourth proportional to 107,220,185.40, 160,830,278.10 and 89,363,767.80 is: 134,045,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,220,185.40 : 160,830,278.10 = 89,363,767.80 : x
  2. Step 2: Convert to fraction form
    107,220,185.40/160,830,278.10 = 89,363,767.80/x
  3. Step 3: Cross multiply
    107,220,185.40x = 160,830,278.10 × 89,363,767.80
  4. Step 4: Simplify right side
    107,220,185.40x = 14,372,399,627,337,824
  5. Step 5: Solve for x
    x = 14,372,399,627,337,824/107,220,185.40
  6. Step 6: Final answer
    x = 134,045,651.70

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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.