Home / 1,130,698,883.42-1,560,342,083.33-628,896,872.87

Finding the Fourth Proportional to 1,130,698,883.42, 1,560,342,083.33 and 628,896,872.87

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Solution

The fourth proportional to 1,130,698,883.42, 1,560,342,083.33 and 628,896,872.87 is: 867,865,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,698,883.42 : 1,560,342,083.33 = 628,896,872.87 : x
  2. Step 2: Convert to fraction form
    1,130,698,883.42/1,560,342,083.33 = 628,896,872.87/x
  3. Step 3: Cross multiply
    1,130,698,883.42x = 1,560,342,083.33 × 628,896,872.87
  4. Step 4: Simplify right side
    1,130,698,883.42x = 981,294,256,807,468,544
  5. Step 5: Solve for x
    x = 981,294,256,807,468,544/1,130,698,883.42
  6. Step 6: Final answer
    x = 867,865,239.10

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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.