Home / 370,787,823.40-556,248,090.30-155,398,844.20

Finding the Fourth Proportional to 370,787,823.40, 556,248,090.30 and 155,398,844.20

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Solution

The fourth proportional to 370,787,823.40, 556,248,090.30 and 155,398,844.20 is: 233,126,076.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,787,823.40 : 556,248,090.30 = 155,398,844.20 : x
  2. Step 2: Convert to fraction form
    370,787,823.40/556,248,090.30 = 155,398,844.20/x
  3. Step 3: Cross multiply
    370,787,823.40x = 556,248,090.30 × 155,398,844.20
  4. Step 4: Simplify right side
    370,787,823.40x = 86,440,310,321,077,216
  5. Step 5: Solve for x
    x = 86,440,310,321,077,216/370,787,823.40
  6. Step 6: Final answer
    x = 233,126,076.06

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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.