Home / 115,879,152.80-173,818,729.20-62,131,440.80

Finding the Fourth Proportional to 115,879,152.80, 173,818,729.20 and 62,131,440.80

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Solution

The fourth proportional to 115,879,152.80, 173,818,729.20 and 62,131,440.80 is: 93,197,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,879,152.80 : 173,818,729.20 = 62,131,440.80 : x
  2. Step 2: Convert to fraction form
    115,879,152.80/173,818,729.20 = 62,131,440.80/x
  3. Step 3: Cross multiply
    115,879,152.80x = 173,818,729.20 × 62,131,440.80
  4. Step 4: Simplify right side
    115,879,152.80x = 10,799,608,083,221,030
  5. Step 5: Solve for x
    x = 10,799,608,083,221,030/115,879,152.80
  6. Step 6: Final answer
    x = 93,197,161.20

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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.