Home / 63,885,152.80-95,827,729.20-38,312,999.20

Finding the Fourth Proportional to 63,885,152.80, 95,827,729.20 and 38,312,999.20

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Solution

The fourth proportional to 63,885,152.80, 95,827,729.20 and 38,312,999.20 is: 57,469,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,885,152.80 : 95,827,729.20 = 38,312,999.20 : x
  2. Step 2: Convert to fraction form
    63,885,152.80/95,827,729.20 = 38,312,999.20/x
  3. Step 3: Cross multiply
    63,885,152.80x = 95,827,729.20 × 38,312,999.20
  4. Step 4: Simplify right side
    63,885,152.80x = 3,671,447,712,177,417
  5. Step 5: Solve for x
    x = 3,671,447,712,177,417/63,885,152.80
  6. Step 6: Final answer
    x = 57,469,498.80

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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.