Home / 944,786,643.60-1,417,179,965.40-870,172,327.20

Finding the Fourth Proportional to 944,786,643.60, 1,417,179,965.40 and 870,172,327.20

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Solution

The fourth proportional to 944,786,643.60, 1,417,179,965.40 and 870,172,327.20 is: 1,305,258,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,786,643.60 : 1,417,179,965.40 = 870,172,327.20 : x
  2. Step 2: Convert to fraction form
    944,786,643.60/1,417,179,965.40 = 870,172,327.20/x
  3. Step 3: Cross multiply
    944,786,643.60x = 1,417,179,965.40 × 870,172,327.20
  4. Step 4: Simplify right side
    944,786,643.60x = 1,233,190,788,553,333,504
  5. Step 5: Solve for x
    x = 1,233,190,788,553,333,504/944,786,643.60
  6. Step 6: Final answer
    x = 1,305,258,490.80

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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.