Home / 556,652,886.56-768,159,937.04-309,150,184.04

Finding the Fourth Proportional to 556,652,886.56, 768,159,937.04 and 309,150,184.04

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Solution

The fourth proportional to 556,652,886.56, 768,159,937.04 and 309,150,184.04 is: 426,615,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,652,886.56 : 768,159,937.04 = 309,150,184.04 : x
  2. Step 2: Convert to fraction form
    556,652,886.56/768,159,937.04 = 309,150,184.04/x
  3. Step 3: Cross multiply
    556,652,886.56x = 768,159,937.04 × 309,150,184.04
  4. Step 4: Simplify right side
    556,652,886.56x = 237,476,785,902,684,288
  5. Step 5: Solve for x
    x = 237,476,785,902,684,288/556,652,886.56
  6. Step 6: Final answer
    x = 426,615,565.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.