Home / 293,264,015.60-439,896,023.40-288,729,052.40

Finding the Fourth Proportional to 293,264,015.60, 439,896,023.40 and 288,729,052.40

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Solution

The fourth proportional to 293,264,015.60, 439,896,023.40 and 288,729,052.40 is: 433,093,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,264,015.60 : 439,896,023.40 = 288,729,052.40 : x
  2. Step 2: Convert to fraction form
    293,264,015.60/439,896,023.40 = 288,729,052.40/x
  3. Step 3: Cross multiply
    293,264,015.60x = 439,896,023.40 × 288,729,052.40
  4. Step 4: Simplify right side
    293,264,015.60x = 127,010,761,990,810,208
  5. Step 5: Solve for x
    x = 127,010,761,990,810,208/293,264,015.60
  6. Step 6: Final answer
    x = 433,093,578.60

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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.