Home / 10,531,300,785.63-15,802,382,243.05-4,935,806,333.61

Finding the Fourth Proportional to 10,531,300,785.63, 15,802,382,243.05 and 4,935,806,333.61

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Solution

The fourth proportional to 10,531,300,785.63, 15,802,382,243.05 and 4,935,806,333.61 is: 7,406,254,929.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,300,785.63 : 15,802,382,243.05 = 4,935,806,333.61 : x
  2. Step 2: Convert to fraction form
    10,531,300,785.63/15,802,382,243.05 = 4,935,806,333.61/x
  3. Step 3: Cross multiply
    10,531,300,785.63x = 15,802,382,243.05 × 4,935,806,333.61
  4. Step 4: Simplify right side
    10,531,300,785.63x = 77,997,498,361,417,220,096
  5. Step 5: Solve for x
    x = 77,997,498,361,417,220,096/10,531,300,785.63
  6. Step 6: Final answer
    x = 7,406,254,929.86

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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.