Home / 194,238,475.20-291,357,712.80-193,104,734.40

Finding the Fourth Proportional to 194,238,475.20, 291,357,712.80 and 193,104,734.40

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Solution

The fourth proportional to 194,238,475.20, 291,357,712.80 and 193,104,734.40 is: 289,657,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,238,475.20 : 291,357,712.80 = 193,104,734.40 : x
  2. Step 2: Convert to fraction form
    194,238,475.20/291,357,712.80 = 193,104,734.40/x
  3. Step 3: Cross multiply
    194,238,475.20x = 291,357,712.80 × 193,104,734.40
  4. Step 4: Simplify right side
    194,238,475.20x = 56,262,553,745,635,488
  5. Step 5: Solve for x
    x = 56,262,553,745,635,488/194,238,475.20
  6. Step 6: Final answer
    x = 289,657,101.60

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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.