Home / 310,847,984.95-429,007,835.04-176,918,464.31

Finding the Fourth Proportional to 310,847,984.95, 429,007,835.04 and 176,918,464.31

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Solution

The fourth proportional to 310,847,984.95, 429,007,835.04 and 176,918,464.31 is: 244,168,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,847,984.95 : 429,007,835.04 = 176,918,464.31 : x
  2. Step 2: Convert to fraction form
    310,847,984.95/429,007,835.04 = 176,918,464.31/x
  3. Step 3: Cross multiply
    310,847,984.95x = 429,007,835.04 × 176,918,464.31
  4. Step 4: Simplify right side
    310,847,984.95x = 75,899,407,350,422,176
  5. Step 5: Solve for x
    x = 75,899,407,350,422,176/310,847,984.95
  6. Step 6: Final answer
    x = 244,168,889.70

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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.