Home / 1,091,513,643.20-1,637,270,464.80-600,037,006.40

Finding the Fourth Proportional to 1,091,513,643.20, 1,637,270,464.80 and 600,037,006.40

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Solution

The fourth proportional to 1,091,513,643.20, 1,637,270,464.80 and 600,037,006.40 is: 900,055,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,513,643.20 : 1,637,270,464.80 = 600,037,006.40 : x
  2. Step 2: Convert to fraction form
    1,091,513,643.20/1,637,270,464.80 = 600,037,006.40/x
  3. Step 3: Cross multiply
    1,091,513,643.20x = 1,637,270,464.80 × 600,037,006.40
  4. Step 4: Simplify right side
    1,091,513,643.20x = 982,422,868,365,728,512
  5. Step 5: Solve for x
    x = 982,422,868,365,728,512/1,091,513,643.20
  6. Step 6: Final answer
    x = 900,055,509.60

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Double scale
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Similar ratio
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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.