Home / 403,084,453.20-604,722,630.76-130,455,220.20

Finding the Fourth Proportional to 403,084,453.20, 604,722,630.76 and 130,455,220.20

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Solution

The fourth proportional to 403,084,453.20, 604,722,630.76 and 130,455,220.20 is: 195,713,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,084,453.20 : 604,722,630.76 = 130,455,220.20 : x
  2. Step 2: Convert to fraction form
    403,084,453.20/604,722,630.76 = 130,455,220.20/x
  3. Step 3: Cross multiply
    403,084,453.20x = 604,722,630.76 × 130,455,220.20
  4. Step 4: Simplify right side
    403,084,453.20x = 78,889,223,955,719,088
  5. Step 5: Solve for x
    x = 78,889,223,955,719,088/403,084,453.20
  6. Step 6: Final answer
    x = 195,713,884.10

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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.