Home / 256,094,065.62-384,202,210.50-83,571,200.10

Finding the Fourth Proportional to 256,094,065.62, 384,202,210.50 and 83,571,200.10

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Solution

The fourth proportional to 256,094,065.62, 384,202,210.50 and 83,571,200.10 is: 125,376,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,094,065.62 : 384,202,210.50 = 83,571,200.10 : x
  2. Step 2: Convert to fraction form
    256,094,065.62/384,202,210.50 = 83,571,200.10/x
  3. Step 3: Cross multiply
    256,094,065.62x = 384,202,210.50 × 83,571,200.10
  4. Step 4: Simplify right side
    256,094,065.62x = 32,108,239,812,557,820
  5. Step 5: Solve for x
    x = 32,108,239,812,557,820/256,094,065.62
  6. Step 6: Final answer
    x = 125,376,742.86

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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.