Home / 340,028,478.48-510,041,005.71-132,787,933.72

Finding the Fourth Proportional to 340,028,478.48, 510,041,005.71 and 132,787,933.72

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Solution

The fourth proportional to 340,028,478.48, 510,041,005.71 and 132,787,933.72 is: 199,181,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,028,478.48 : 510,041,005.71 = 132,787,933.72 : x
  2. Step 2: Convert to fraction form
    340,028,478.48/510,041,005.71 = 132,787,933.72/x
  3. Step 3: Cross multiply
    340,028,478.48x = 510,041,005.71 × 132,787,933.72
  4. Step 4: Simplify right side
    340,028,478.48x = 67,727,291,261,798,768
  5. Step 5: Solve for x
    x = 67,727,291,261,798,768/340,028,478.48
  6. Step 6: Final answer
    x = 199,181,232.01

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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.