Home / 86,894,784-130,358,960.64-33,037,908.48

Finding the Fourth Proportional to 86,894,784, 130,358,960.64 and 33,037,908.48

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Solution

The fourth proportional to 86,894,784, 130,358,960.64 and 33,037,908.48 is: 49,563,244.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,894,784 : 130,358,960.64 = 33,037,908.48 : x
  2. Step 2: Convert to fraction form
    86,894,784/130,358,960.64 = 33,037,908.48/x
  3. Step 3: Cross multiply
    86,894,784x = 130,358,960.64 × 33,037,908.48
  4. Step 4: Simplify right side
    86,894,784x = 4,306,787,411,172,242.50
  5. Step 5: Solve for x
    x = 4,306,787,411,172,242.50/86,894,784
  6. Step 6: Final answer
    x = 49,563,244.34

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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.