Home / 1,160,588,920.80-1,739,749,640.40-1,038,144,914.40

Finding the Fourth Proportional to 1,160,588,920.80, 1,739,749,640.40 and 1,038,144,914.40

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Solution

The fourth proportional to 1,160,588,920.80, 1,739,749,640.40 and 1,038,144,914.40 is: 1,556,203,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,588,920.80 : 1,739,749,640.40 = 1,038,144,914.40 : x
  2. Step 2: Convert to fraction form
    1,160,588,920.80/1,739,749,640.40 = 1,038,144,914.40/x
  3. Step 3: Cross multiply
    1,160,588,920.80x = 1,739,749,640.40 × 1,038,144,914.40
  4. Step 4: Simplify right side
    1,160,588,920.80x = 1,806,112,241,510,488,832
  5. Step 5: Solve for x
    x = 1,806,112,241,510,488,832/1,160,588,920.80
  6. Step 6: Final answer
    x = 1,556,203,242.29

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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.