Home / 762,912,341.70-1,144,368,512.55-188,483,669.70

Finding the Fourth Proportional to 762,912,341.70, 1,144,368,512.55 and 188,483,669.70

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Solution

The fourth proportional to 762,912,341.70, 1,144,368,512.55 and 188,483,669.70 is: 282,725,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,912,341.70 : 1,144,368,512.55 = 188,483,669.70 : x
  2. Step 2: Convert to fraction form
    762,912,341.70/1,144,368,512.55 = 188,483,669.70/x
  3. Step 3: Cross multiply
    762,912,341.70x = 1,144,368,512.55 × 188,483,669.70
  4. Step 4: Simplify right side
    762,912,341.70x = 215,694,776,734,554,496
  5. Step 5: Solve for x
    x = 215,694,776,734,554,496/762,912,341.70
  6. Step 6: Final answer
    x = 282,725,504.55

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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.