Home / 95,632,432.40-143,448,643.80-90,985,868.88

Finding the Fourth Proportional to 95,632,432.40, 143,448,643.80 and 90,985,868.88

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Solution

The fourth proportional to 95,632,432.40, 143,448,643.80 and 90,985,868.88 is: 136,478,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,632,432.40 : 143,448,643.80 = 90,985,868.88 : x
  2. Step 2: Convert to fraction form
    95,632,432.40/143,448,643.80 = 90,985,868.88/x
  3. Step 3: Cross multiply
    95,632,432.40x = 143,448,643.80 × 90,985,868.88
  4. Step 4: Simplify right side
    95,632,432.40x = 13,051,799,495,800,626
  5. Step 5: Solve for x
    x = 13,051,799,495,800,626/95,632,432.40
  6. Step 6: Final answer
    x = 136,478,798.75

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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.