Home / 933,156,067.65-1,399,734,101.52-319,536,355.65

Finding the Fourth Proportional to 933,156,067.65, 1,399,734,101.52 and 319,536,355.65

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Solution

The fourth proportional to 933,156,067.65, 1,399,734,101.52 and 319,536,355.65 is: 479,304,533.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,156,067.65 : 1,399,734,101.52 = 319,536,355.65 : x
  2. Step 2: Convert to fraction form
    933,156,067.65/1,399,734,101.52 = 319,536,355.65/x
  3. Step 3: Cross multiply
    933,156,067.65x = 1,399,734,101.52 × 319,536,355.65
  4. Step 4: Simplify right side
    933,156,067.65x = 447,265,933,678,727,872
  5. Step 5: Solve for x
    x = 447,265,933,678,727,872/933,156,067.65
  6. Step 6: Final answer
    x = 479,304,533.49

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Half scale
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Double scale
Find fourth proportional to 933,156,068.65, 1,399,734,103.02 and 319,536,356.65
Similar ratio
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1.5x scale

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.