Home / 310,847,989.56-429,007,842.62-176,918,470.64

Finding the Fourth Proportional to 310,847,989.56, 429,007,842.62 and 176,918,470.64

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Solution

The fourth proportional to 310,847,989.56, 429,007,842.62 and 176,918,470.64 is: 244,168,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,847,989.56 : 429,007,842.62 = 176,918,470.64 : x
  2. Step 2: Convert to fraction form
    310,847,989.56/429,007,842.62 = 176,918,470.64/x
  3. Step 3: Cross multiply
    310,847,989.56x = 429,007,842.62 × 176,918,470.64
  4. Step 4: Simplify right side
    310,847,989.56x = 75,899,411,408,896,208
  5. Step 5: Solve for x
    x = 75,899,411,408,896,208/310,847,989.56
  6. Step 6: Final answer
    x = 244,168,899.13

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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.