Home / 125,495,563.40-188,243,345.10-57,471,115.40

Finding the Fourth Proportional to 125,495,563.40, 188,243,345.10 and 57,471,115.40

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Solution

The fourth proportional to 125,495,563.40, 188,243,345.10 and 57,471,115.40 is: 86,206,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,495,563.40 : 188,243,345.10 = 57,471,115.40 : x
  2. Step 2: Convert to fraction form
    125,495,563.40/188,243,345.10 = 57,471,115.40/x
  3. Step 3: Cross multiply
    125,495,563.40x = 188,243,345.10 × 57,471,115.40
  4. Step 4: Simplify right side
    125,495,563.40x = 10,818,555,009,524,124
  5. Step 5: Solve for x
    x = 10,818,555,009,524,124/125,495,563.40
  6. Step 6: Final answer
    x = 86,206,673.10

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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.