Home / 320,047,368.28-441,736,420.20-194,572,902.52

Finding the Fourth Proportional to 320,047,368.28, 441,736,420.20 and 194,572,902.52

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Solution

The fourth proportional to 320,047,368.28, 441,736,420.20 and 194,572,902.52 is: 268,553,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,047,368.28 : 441,736,420.20 = 194,572,902.52 : x
  2. Step 2: Convert to fraction form
    320,047,368.28/441,736,420.20 = 194,572,902.52/x
  3. Step 3: Cross multiply
    320,047,368.28x = 441,736,420.20 × 194,572,902.52
  4. Step 4: Simplify right side
    320,047,368.28x = 85,949,937,427,108,368
  5. Step 5: Solve for x
    x = 85,949,937,427,108,368/320,047,368.28
  6. Step 6: Final answer
    x = 268,553,801.55

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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.