Home / 149,287,200.30-223,930,800.45-123,778,032.30

Finding the Fourth Proportional to 149,287,200.30, 223,930,800.45 and 123,778,032.30

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Solution

The fourth proportional to 149,287,200.30, 223,930,800.45 and 123,778,032.30 is: 185,667,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,287,200.30 : 223,930,800.45 = 123,778,032.30 : x
  2. Step 2: Convert to fraction form
    149,287,200.30/223,930,800.45 = 123,778,032.30/x
  3. Step 3: Cross multiply
    149,287,200.30x = 223,930,800.45 × 123,778,032.30
  4. Step 4: Simplify right side
    149,287,200.30x = 27,717,713,851,064,952
  5. Step 5: Solve for x
    x = 27,717,713,851,064,952/149,287,200.30
  6. Step 6: Final answer
    x = 185,667,048.45

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1.5x scale

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.