Home / 189,564,563.10-284,346,844.65-155,127,186.30

Finding the Fourth Proportional to 189,564,563.10, 284,346,844.65 and 155,127,186.30

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Solution

The fourth proportional to 189,564,563.10, 284,346,844.65 and 155,127,186.30 is: 232,690,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,564,563.10 : 284,346,844.65 = 155,127,186.30 : x
  2. Step 2: Convert to fraction form
    189,564,563.10/284,346,844.65 = 155,127,186.30/x
  3. Step 3: Cross multiply
    189,564,563.10x = 284,346,844.65 × 155,127,186.30
  4. Step 4: Simplify right side
    189,564,563.10x = 44,109,925,943,837,704
  5. Step 5: Solve for x
    x = 44,109,925,943,837,704/189,564,563.10
  6. Step 6: Final answer
    x = 232,690,779.45

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Similar ratio
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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.