Home / 884,952,902.72-1,221,235,125.33-488,475,967.10

Finding the Fourth Proportional to 884,952,902.72, 1,221,235,125.33 and 488,475,967.10

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Solution

The fourth proportional to 884,952,902.72, 1,221,235,125.33 and 488,475,967.10 is: 674,096,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,952,902.72 : 1,221,235,125.33 = 488,475,967.10 : x
  2. Step 2: Convert to fraction form
    884,952,902.72/1,221,235,125.33 = 488,475,967.10/x
  3. Step 3: Cross multiply
    884,952,902.72x = 1,221,235,125.33 × 488,475,967.10
  4. Step 4: Simplify right side
    884,952,902.72x = 596,544,008,899,619,072
  5. Step 5: Solve for x
    x = 596,544,008,899,619,072/884,952,902.72
  6. Step 6: Final answer
    x = 674,096,900.60

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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.