Home / 260,024,010.25-390,030,550.86-63,288,521.07

Finding the Fourth Proportional to 260,024,010.25, 390,030,550.86 and 63,288,521.07

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Solution

The fourth proportional to 260,024,010.25, 390,030,550.86 and 63,288,521.07 is: 94,931,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,024,010.25 : 390,030,550.86 = 63,288,521.07 : x
  2. Step 2: Convert to fraction form
    260,024,010.25/390,030,550.86 = 63,288,521.07/x
  3. Step 3: Cross multiply
    260,024,010.25x = 390,030,550.86 × 63,288,521.07
  4. Step 4: Simplify right side
    260,024,010.25x = 24,684,456,734,643,692
  5. Step 5: Solve for x
    x = 24,684,456,734,643,692/260,024,010.25
  6. Step 6: Final answer
    x = 94,931,451.56

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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.