Home / 1,130,698,884.42-1,560,342,084.71-628,896,873.87

Finding the Fourth Proportional to 1,130,698,884.42, 1,560,342,084.71 and 628,896,873.87

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Solution

The fourth proportional to 1,130,698,884.42, 1,560,342,084.71 and 628,896,873.87 is: 867,865,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,698,884.42 : 1,560,342,084.71 = 628,896,873.87 : x
  2. Step 2: Convert to fraction form
    1,130,698,884.42/1,560,342,084.71 = 628,896,873.87/x
  3. Step 3: Cross multiply
    1,130,698,884.42x = 1,560,342,084.71 × 628,896,873.87
  4. Step 4: Simplify right side
    1,130,698,884.42x = 981,294,259,241,917,696
  5. Step 5: Solve for x
    x = 981,294,259,241,917,696/1,130,698,884.42
  6. Step 6: Final answer
    x = 867,865,240.48

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Double scale
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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.