Home / 1,461,470,551.40-2,192,205,827.10-686,629,573.40

Finding the Fourth Proportional to 1,461,470,551.40, 2,192,205,827.10 and 686,629,573.40

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Solution

The fourth proportional to 1,461,470,551.40, 2,192,205,827.10 and 686,629,573.40 is: 1,029,944,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,470,551.40 : 2,192,205,827.10 = 686,629,573.40 : x
  2. Step 2: Convert to fraction form
    1,461,470,551.40/2,192,205,827.10 = 686,629,573.40/x
  3. Step 3: Cross multiply
    1,461,470,551.40x = 2,192,205,827.10 × 686,629,573.40
  4. Step 4: Simplify right side
    1,461,470,551.40x = 1,505,233,351,866,667,008
  5. Step 5: Solve for x
    x = 1,505,233,351,866,667,008/1,461,470,551.40
  6. Step 6: Final answer
    x = 1,029,944,360.10

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Double scale
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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.