Home / 291,500,868.47-437,251,302.72-97,412,283.65

Finding the Fourth Proportional to 291,500,868.47, 437,251,302.72 and 97,412,283.65

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Solution

The fourth proportional to 291,500,868.47, 437,251,302.72 and 97,412,283.65 is: 146,118,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,500,868.47 : 437,251,302.72 = 97,412,283.65 : x
  2. Step 2: Convert to fraction form
    291,500,868.47/437,251,302.72 = 97,412,283.65/x
  3. Step 3: Cross multiply
    291,500,868.47x = 437,251,302.72 × 97,412,283.65
  4. Step 4: Simplify right side
    291,500,868.47x = 42,593,647,924,706,400
  5. Step 5: Solve for x
    x = 42,593,647,924,706,400/291,500,868.47
  6. Step 6: Final answer
    x = 146,118,425.48

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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.