Home / 155,965,458.60-233,948,187.90-143,872,223.40

Finding the Fourth Proportional to 155,965,458.60, 233,948,187.90 and 143,872,223.40

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Solution

The fourth proportional to 155,965,458.60, 233,948,187.90 and 143,872,223.40 is: 215,808,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,965,458.60 : 233,948,187.90 = 143,872,223.40 : x
  2. Step 2: Convert to fraction form
    155,965,458.60/233,948,187.90 = 143,872,223.40/x
  3. Step 3: Cross multiply
    155,965,458.60x = 233,948,187.90 × 143,872,223.40
  4. Step 4: Simplify right side
    155,965,458.60x = 33,658,645,953,573,980
  5. Step 5: Solve for x
    x = 33,658,645,953,573,980/155,965,458.60
  6. Step 6: Final answer
    x = 215,808,335.10

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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.