Home / 770,348,149.14-1,063,082,506.38-417,924,139.86

Finding the Fourth Proportional to 770,348,149.14, 1,063,082,506.38 and 417,924,139.86

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Solution

The fourth proportional to 770,348,149.14, 1,063,082,506.38 and 417,924,139.86 is: 576,736,430.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,348,149.14 : 1,063,082,506.38 = 417,924,139.86 : x
  2. Step 2: Convert to fraction form
    770,348,149.14/1,063,082,506.38 = 417,924,139.86/x
  3. Step 3: Cross multiply
    770,348,149.14x = 1,063,082,506.38 × 417,924,139.86
  4. Step 4: Simplify right side
    770,348,149.14x = 444,287,842,079,074,496
  5. Step 5: Solve for x
    x = 444,287,842,079,074,496/770,348,149.14
  6. Step 6: Final answer
    x = 576,736,430.89

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Double scale
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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.