Home / 1,122,723,001.35-1,549,279,088.60-652,790,982.69

Finding the Fourth Proportional to 1,122,723,001.35, 1,549,279,088.60 and 652,790,982.69

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Solution

The fourth proportional to 1,122,723,001.35, 1,549,279,088.60 and 652,790,982.69 is: 900,805,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,723,001.35 : 1,549,279,088.60 = 652,790,982.69 : x
  2. Step 2: Convert to fraction form
    1,122,723,001.35/1,549,279,088.60 = 652,790,982.69/x
  3. Step 3: Cross multiply
    1,122,723,001.35x = 1,549,279,088.60 × 652,790,982.69
  4. Step 4: Simplify right side
    1,122,723,001.35x = 1,011,355,418,704,997,760
  5. Step 5: Solve for x
    x = 1,011,355,418,704,997,760/1,122,723,001.35
  6. Step 6: Final answer
    x = 900,805,824.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.