Home / 1,049,768,925.60-1,574,653,388.40-660,328,960.80

Finding the Fourth Proportional to 1,049,768,925.60, 1,574,653,388.40 and 660,328,960.80

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Solution

The fourth proportional to 1,049,768,925.60, 1,574,653,388.40 and 660,328,960.80 is: 990,493,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,768,925.60 : 1,574,653,388.40 = 660,328,960.80 : x
  2. Step 2: Convert to fraction form
    1,049,768,925.60/1,574,653,388.40 = 660,328,960.80/x
  3. Step 3: Cross multiply
    1,049,768,925.60x = 1,574,653,388.40 × 660,328,960.80
  4. Step 4: Simplify right side
    1,049,768,925.60x = 1,039,789,235,582,370,816
  5. Step 5: Solve for x
    x = 1,039,789,235,582,370,816/1,049,768,925.60
  6. Step 6: Final answer
    x = 990,493,441.20

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1.5x scale

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.