Home / 758,208,002.55-1,137,312,003.83-635,763,996.15

Finding the Fourth Proportional to 758,208,002.55, 1,137,312,003.83 and 635,763,996.15

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Solution

The fourth proportional to 758,208,002.55, 1,137,312,003.83 and 635,763,996.15 is: 953,645,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,208,002.55 : 1,137,312,003.83 = 635,763,996.15 : x
  2. Step 2: Convert to fraction form
    758,208,002.55/1,137,312,003.83 = 635,763,996.15/x
  3. Step 3: Cross multiply
    758,208,002.55x = 1,137,312,003.83 × 635,763,996.15
  4. Step 4: Simplify right side
    758,208,002.55x = 723,062,024,421,146,112
  5. Step 5: Solve for x
    x = 723,062,024,421,146,112/758,208,002.55
  6. Step 6: Final answer
    x = 953,645,994.23

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Double scale
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Similar ratio
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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.