Home / 1,929,880,318.05-2,896,044,829.65-824,493,490.65

Finding the Fourth Proportional to 1,929,880,318.05, 2,896,044,829.65 and 824,493,490.65

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Solution

The fourth proportional to 1,929,880,318.05, 2,896,044,829.65 and 824,493,490.65 is: 1,237,263,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,880,318.05 : 2,896,044,829.65 = 824,493,490.65 : x
  2. Step 2: Convert to fraction form
    1,929,880,318.05/2,896,044,829.65 = 824,493,490.65/x
  3. Step 3: Cross multiply
    1,929,880,318.05x = 2,896,044,829.65 × 824,493,490.65
  4. Step 4: Simplify right side
    1,929,880,318.05x = 2,387,770,110,677,012,992
  5. Step 5: Solve for x
    x = 2,387,770,110,677,012,992/1,929,880,318.05
  6. Step 6: Final answer
    x = 1,237,263,310.24

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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.