Home / 1,813,188,951.45-2,720,338,492.50-928,500,703.38

Finding the Fourth Proportional to 1,813,188,951.45, 2,720,338,492.50 and 928,500,703.38

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Solution

The fourth proportional to 1,813,188,951.45, 2,720,338,492.50 and 928,500,703.38 is: 1,393,035,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,188,951.45 : 2,720,338,492.50 = 928,500,703.38 : x
  2. Step 2: Convert to fraction form
    1,813,188,951.45/2,720,338,492.50 = 928,500,703.38/x
  3. Step 3: Cross multiply
    1,813,188,951.45x = 2,720,338,492.50 × 928,500,703.38
  4. Step 4: Simplify right side
    1,813,188,951.45x = 2,525,836,203,717,938,688
  5. Step 5: Solve for x
    x = 2,525,836,203,717,938,688/1,813,188,951.45
  6. Step 6: Final answer
    x = 1,393,035,293.81

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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.