Home / 105,257,109.24-157,577,788.84-61,403,778.90

Finding the Fourth Proportional to 105,257,109.24, 157,577,788.84 and 61,403,778.90

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Solution

The fourth proportional to 105,257,109.24, 157,577,788.84 and 61,403,778.90 is: 91,926,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,257,109.24 : 157,577,788.84 = 61,403,778.90 : x
  2. Step 2: Convert to fraction form
    105,257,109.24/157,577,788.84 = 61,403,778.90/x
  3. Step 3: Cross multiply
    105,257,109.24x = 157,577,788.84 × 61,403,778.90
  4. Step 4: Simplify right side
    105,257,109.24x = 9,675,871,705,482,248
  5. Step 5: Solve for x
    x = 9,675,871,705,482,248/105,257,109.24
  6. Step 6: Final answer
    x = 91,926,063.48

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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.