Home / 291,500,869.83-437,251,304.78-97,412,285.02

Finding the Fourth Proportional to 291,500,869.83, 437,251,304.78 and 97,412,285.02

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Solution

The fourth proportional to 291,500,869.83, 437,251,304.78 and 97,412,285.02 is: 146,118,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,500,869.83 : 437,251,304.78 = 97,412,285.02 : x
  2. Step 2: Convert to fraction form
    291,500,869.83/437,251,304.78 = 97,412,285.02/x
  3. Step 3: Cross multiply
    291,500,869.83x = 437,251,304.78 × 97,412,285.02
  4. Step 4: Simplify right side
    291,500,869.83x = 42,593,648,726,596,240
  5. Step 5: Solve for x
    x = 42,593,648,726,596,240/291,500,869.83
  6. Step 6: Final answer
    x = 146,118,427.54

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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.