Home / 1,930,783,947.20-2,896,175,920.80-704,832,228.80

Finding the Fourth Proportional to 1,930,783,947.20, 2,896,175,920.80 and 704,832,228.80

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Solution

The fourth proportional to 1,930,783,947.20, 2,896,175,920.80 and 704,832,228.80 is: 1,057,248,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,783,947.20 : 2,896,175,920.80 = 704,832,228.80 : x
  2. Step 2: Convert to fraction form
    1,930,783,947.20/2,896,175,920.80 = 704,832,228.80/x
  3. Step 3: Cross multiply
    1,930,783,947.20x = 2,896,175,920.80 × 704,832,228.80
  4. Step 4: Simplify right side
    1,930,783,947.20x = 2,041,318,129,254,356,224
  5. Step 5: Solve for x
    x = 2,041,318,129,254,356,224/1,930,783,947.20
  6. Step 6: Final answer
    x = 1,057,248,343.20

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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.