Home / 155,585,846.08-214,720,712.16-88,607,630.98

Finding the Fourth Proportional to 155,585,846.08, 214,720,712.16 and 88,607,630.98

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Solution

The fourth proportional to 155,585,846.08, 214,720,712.16 and 88,607,630.98 is: 122,285,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,585,846.08 : 214,720,712.16 = 88,607,630.98 : x
  2. Step 2: Convert to fraction form
    155,585,846.08/214,720,712.16 = 88,607,630.98/x
  3. Step 3: Cross multiply
    155,585,846.08x = 214,720,712.16 × 88,607,630.98
  4. Step 4: Simplify right side
    155,585,846.08x = 19,025,893,626,836,080
  5. Step 5: Solve for x
    x = 19,025,893,626,836,080/155,585,846.08
  6. Step 6: Final answer
    x = 122,285,504.15

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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.