Home / 310,847,935.12-429,007,767.36-176,918,416.16

Finding the Fourth Proportional to 310,847,935.12, 429,007,767.36 and 176,918,416.16

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Solution

The fourth proportional to 310,847,935.12, 429,007,767.36 and 176,918,416.16 is: 244,168,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,847,935.12 : 429,007,767.36 = 176,918,416.16 : x
  2. Step 2: Convert to fraction form
    310,847,935.12/429,007,767.36 = 176,918,416.16/x
  3. Step 3: Cross multiply
    310,847,935.12x = 429,007,767.36 × 176,918,416.16
  4. Step 4: Simplify right side
    310,847,935.12x = 75,899,374,721,668,944
  5. Step 5: Solve for x
    x = 75,899,374,721,668,944/310,847,935.12
  6. Step 6: Final answer
    x = 244,168,823.87

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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.