Home / 955,925,369.28-1,433,242,351.80-488,437,979.40

Finding the Fourth Proportional to 955,925,369.28, 1,433,242,351.80 and 488,437,979.40

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Solution

The fourth proportional to 955,925,369.28, 1,433,242,351.80 and 488,437,979.40 is: 732,327,042.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,925,369.28 : 1,433,242,351.80 = 488,437,979.40 : x
  2. Step 2: Convert to fraction form
    955,925,369.28/1,433,242,351.80 = 488,437,979.40/x
  3. Step 3: Cross multiply
    955,925,369.28x = 1,433,242,351.80 × 488,437,979.40
  4. Step 4: Simplify right side
    955,925,369.28x = 700,049,998,303,695,872
  5. Step 5: Solve for x
    x = 700,049,998,303,695,872/955,925,369.28
  6. Step 6: Final answer
    x = 732,327,042.26

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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.