Home / 864,825,510.69-1,299,307,780.70-554,541,044.01

Finding the Fourth Proportional to 864,825,510.69, 1,299,307,780.70 and 554,541,044.01

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Solution

The fourth proportional to 864,825,510.69, 1,299,307,780.70 and 554,541,044.01 is: 833,138,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,825,510.69 : 1,299,307,780.70 = 554,541,044.01 : x
  2. Step 2: Convert to fraction form
    864,825,510.69/1,299,307,780.70 = 554,541,044.01/x
  3. Step 3: Cross multiply
    864,825,510.69x = 1,299,307,780.70 × 554,541,044.01
  4. Step 4: Simplify right side
    864,825,510.69x = 720,519,493,201,497,344
  5. Step 5: Solve for x
    x = 720,519,493,201,497,344/864,825,510.69
  6. Step 6: Final answer
    x = 833,138,574.54

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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.