Home / 1,031,667,590.40-1,547,501,385.60-972,545,107.20

Finding the Fourth Proportional to 1,031,667,590.40, 1,547,501,385.60 and 972,545,107.20

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Solution

The fourth proportional to 1,031,667,590.40, 1,547,501,385.60 and 972,545,107.20 is: 1,458,817,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,667,590.40 : 1,547,501,385.60 = 972,545,107.20 : x
  2. Step 2: Convert to fraction form
    1,031,667,590.40/1,547,501,385.60 = 972,545,107.20/x
  3. Step 3: Cross multiply
    1,031,667,590.40x = 1,547,501,385.60 × 972,545,107.20
  4. Step 4: Simplify right side
    1,031,667,590.40x = 1,505,014,900,950,500,608
  5. Step 5: Solve for x
    x = 1,505,014,900,950,500,608/1,031,667,590.40
  6. Step 6: Final answer
    x = 1,458,817,660.80

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Double scale
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Similar ratio
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1.5x scale

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.