Home / 827,743,582.12-1,240,592,976.49-710,333,650.59

Finding the Fourth Proportional to 827,743,582.12, 1,240,592,976.49 and 710,333,650.59

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Solution

The fourth proportional to 827,743,582.12, 1,240,592,976.49 and 710,333,650.59 is: 1,064,623,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,743,582.12 : 1,240,592,976.49 = 710,333,650.59 : x
  2. Step 2: Convert to fraction form
    827,743,582.12/1,240,592,976.49 = 710,333,650.59/x
  3. Step 3: Cross multiply
    827,743,582.12x = 1,240,592,976.49 × 710,333,650.59
  4. Step 4: Simplify right side
    827,743,582.12x = 881,234,937,888,231,680
  5. Step 5: Solve for x
    x = 881,234,937,888,231,680/827,743,582.12
  6. Step 6: Final answer
    x = 1,064,623,099.38

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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.