Home / 205,417,326.60-283,479,336-111,334,478.40

Finding the Fourth Proportional to 205,417,326.60, 283,479,336 and 111,334,478.40

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Solution

The fourth proportional to 205,417,326.60, 283,479,336 and 111,334,478.40 is: 153,643,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,417,326.60 : 283,479,336 = 111,334,478.40 : x
  2. Step 2: Convert to fraction form
    205,417,326.60/283,479,336 = 111,334,478.40/x
  3. Step 3: Cross multiply
    205,417,326.60x = 283,479,336 × 111,334,478.40
  4. Step 4: Simplify right side
    205,417,326.60x = 31,561,024,010,738,344
  5. Step 5: Solve for x
    x = 31,561,024,010,738,344/205,417,326.60
  6. Step 6: Final answer
    x = 153,643,436.67

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1.5x scale

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.