Home / 650,185,643.20-975,278,464.80-262,194,347.20

Finding the Fourth Proportional to 650,185,643.20, 975,278,464.80 and 262,194,347.20

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Solution

The fourth proportional to 650,185,643.20, 975,278,464.80 and 262,194,347.20 is: 393,291,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,185,643.20 : 975,278,464.80 = 262,194,347.20 : x
  2. Step 2: Convert to fraction form
    650,185,643.20/975,278,464.80 = 262,194,347.20/x
  3. Step 3: Cross multiply
    650,185,643.20x = 975,278,464.80 × 262,194,347.20
  4. Step 4: Simplify right side
    650,185,643.20x = 255,712,500,416,454,144
  5. Step 5: Solve for x
    x = 255,712,500,416,454,144/650,185,643.20
  6. Step 6: Final answer
    x = 393,291,520.80

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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.