Home / 1,275,254,854.60-1,759,797,325.38-710,709,696.04

Finding the Fourth Proportional to 1,275,254,854.60, 1,759,797,325.38 and 710,709,696.04

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Solution

The fourth proportional to 1,275,254,854.60, 1,759,797,325.38 and 710,709,696.04 is: 980,749,077.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,254,854.60 : 1,759,797,325.38 = 710,709,696.04 : x
  2. Step 2: Convert to fraction form
    1,275,254,854.60/1,759,797,325.38 = 710,709,696.04/x
  3. Step 3: Cross multiply
    1,275,254,854.60x = 1,759,797,325.38 × 710,709,696.04
  4. Step 4: Simplify right side
    1,275,254,854.60x = 1,250,705,022,212,824,832
  5. Step 5: Solve for x
    x = 1,250,705,022,212,824,832/1,275,254,854.60
  6. Step 6: Final answer
    x = 980,749,077.49

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Double scale
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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.