Home / 773,938,844.70-1,161,407,712.20-282,610,977.36

Finding the Fourth Proportional to 773,938,844.70, 1,161,407,712.20 and 282,610,977.36

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Solution

The fourth proportional to 773,938,844.70, 1,161,407,712.20 and 282,610,977.36 is: 424,098,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,938,844.70 : 1,161,407,712.20 = 282,610,977.36 : x
  2. Step 2: Convert to fraction form
    773,938,844.70/1,161,407,712.20 = 282,610,977.36/x
  3. Step 3: Cross multiply
    773,938,844.70x = 1,161,407,712.20 × 282,610,977.36
  4. Step 4: Simplify right side
    773,938,844.70x = 328,226,568,656,870,528
  5. Step 5: Solve for x
    x = 328,226,568,656,870,528/773,938,844.70
  6. Step 6: Final answer
    x = 424,098,843.09

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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.