Home / 86,894,787-130,358,965.14-33,037,911.48

Finding the Fourth Proportional to 86,894,787, 130,358,965.14 and 33,037,911.48

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Solution

The fourth proportional to 86,894,787, 130,358,965.14 and 33,037,911.48 is: 49,563,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,894,787 : 130,358,965.14 = 33,037,911.48 : x
  2. Step 2: Convert to fraction form
    86,894,787/130,358,965.14 = 33,037,911.48/x
  3. Step 3: Cross multiply
    86,894,787x = 130,358,965.14 × 33,037,911.48
  4. Step 4: Simplify right side
    86,894,787x = 4,306,787,950,919,726
  5. Step 5: Solve for x
    x = 4,306,787,950,919,726/86,894,787
  6. Step 6: Final answer
    x = 49,563,248.84

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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.