Home / 1,929,880,321.05-2,896,044,834.15-824,493,493.65

Finding the Fourth Proportional to 1,929,880,321.05, 2,896,044,834.15 and 824,493,493.65

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Solution

The fourth proportional to 1,929,880,321.05, 2,896,044,834.15 and 824,493,493.65 is: 1,237,263,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,880,321.05 : 2,896,044,834.15 = 824,493,493.65 : x
  2. Step 2: Convert to fraction form
    1,929,880,321.05/2,896,044,834.15 = 824,493,493.65/x
  3. Step 3: Cross multiply
    1,929,880,321.05x = 2,896,044,834.15 × 824,493,493.65
  4. Step 4: Simplify right side
    1,929,880,321.05x = 2,387,770,123,075,368,448
  5. Step 5: Solve for x
    x = 2,387,770,123,075,368,448/1,929,880,321.05
  6. Step 6: Final answer
    x = 1,237,263,314.74

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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.