Home / 194,023,336.80-291,035,005.20-167,947,298.40

Finding the Fourth Proportional to 194,023,336.80, 291,035,005.20 and 167,947,298.40

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Solution

The fourth proportional to 194,023,336.80, 291,035,005.20 and 167,947,298.40 is: 251,920,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,023,336.80 : 291,035,005.20 = 167,947,298.40 : x
  2. Step 2: Convert to fraction form
    194,023,336.80/291,035,005.20 = 167,947,298.40/x
  3. Step 3: Cross multiply
    194,023,336.80x = 291,035,005.20 × 167,947,298.40
  4. Step 4: Simplify right side
    194,023,336.80x = 48,878,542,863,169,952
  5. Step 5: Solve for x
    x = 48,878,542,863,169,952/194,023,336.80
  6. Step 6: Final answer
    x = 251,920,947.60

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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.