Home / 215,097,945.60-322,646,918.40-177,306,585.60

Finding the Fourth Proportional to 215,097,945.60, 322,646,918.40 and 177,306,585.60

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Solution

The fourth proportional to 215,097,945.60, 322,646,918.40 and 177,306,585.60 is: 265,959,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,097,945.60 : 322,646,918.40 = 177,306,585.60 : x
  2. Step 2: Convert to fraction form
    215,097,945.60/322,646,918.40 = 177,306,585.60/x
  3. Step 3: Cross multiply
    215,097,945.60x = 322,646,918.40 × 177,306,585.60
  4. Step 4: Simplify right side
    215,097,945.60x = 57,207,423,455,865,808
  5. Step 5: Solve for x
    x = 57,207,423,455,865,808/215,097,945.60
  6. Step 6: Final answer
    x = 265,959,878.40

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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.