Home / 189,705,005.40-284,557,508.10-113,177,501.40

Finding the Fourth Proportional to 189,705,005.40, 284,557,508.10 and 113,177,501.40

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Solution

The fourth proportional to 189,705,005.40, 284,557,508.10 and 113,177,501.40 is: 169,766,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,705,005.40 : 284,557,508.10 = 113,177,501.40 : x
  2. Step 2: Convert to fraction form
    189,705,005.40/284,557,508.10 = 113,177,501.40/x
  3. Step 3: Cross multiply
    189,705,005.40x = 284,557,508.10 × 113,177,501.40
  4. Step 4: Simplify right side
    189,705,005.40x = 32,205,507,771,368,264
  5. Step 5: Solve for x
    x = 32,205,507,771,368,264/189,705,005.40
  6. Step 6: Final answer
    x = 169,766,252.10

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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.