Home / 86,965,937.76-130,445,501.98-29,458,208.85

Finding the Fourth Proportional to 86,965,937.76, 130,445,501.98 and 29,458,208.85

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Solution

The fourth proportional to 86,965,937.76, 130,445,501.98 and 29,458,208.85 is: 44,186,160.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,965,937.76 : 130,445,501.98 = 29,458,208.85 : x
  2. Step 2: Convert to fraction form
    86,965,937.76/130,445,501.98 = 29,458,208.85/x
  3. Step 3: Cross multiply
    86,965,937.76x = 130,445,501.98 × 29,458,208.85
  4. Step 4: Simplify right side
    86,965,937.76x = 3,842,690,840,869,929
  5. Step 5: Solve for x
    x = 3,842,690,840,869,929/86,965,937.76
  6. Step 6: Final answer
    x = 44,186,160.01

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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.