Home / 559,815,436.64-772,698,960.80-324,941,766.08

Finding the Fourth Proportional to 559,815,436.64, 772,698,960.80 and 324,941,766.08

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Solution

The fourth proportional to 559,815,436.64, 772,698,960.80 and 324,941,766.08 is: 448,508,827.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,815,436.64 : 772,698,960.80 = 324,941,766.08 : x
  2. Step 2: Convert to fraction form
    559,815,436.64/772,698,960.80 = 324,941,766.08/x
  3. Step 3: Cross multiply
    559,815,436.64x = 772,698,960.80 × 324,941,766.08
  4. Step 4: Simplify right side
    559,815,436.64x = 251,082,164,970,532,672
  5. Step 5: Solve for x
    x = 251,082,164,970,532,672/559,815,436.64
  6. Step 6: Final answer
    x = 448,508,827.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.