Home / 784,945,732.86-1,083,176,304.03-432,502,000.47

Finding the Fourth Proportional to 784,945,732.86, 1,083,176,304.03 and 432,502,000.47

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Solution

The fourth proportional to 784,945,732.86, 1,083,176,304.03 and 432,502,000.47 is: 596,825,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,945,732.86 : 1,083,176,304.03 = 432,502,000.47 : x
  2. Step 2: Convert to fraction form
    784,945,732.86/1,083,176,304.03 = 432,502,000.47/x
  3. Step 3: Cross multiply
    784,945,732.86x = 1,083,176,304.03 × 432,502,000.47
  4. Step 4: Simplify right side
    784,945,732.86x = 468,475,918,354,675,968
  5. Step 5: Solve for x
    x = 468,475,918,354,675,968/784,945,732.86
  6. Step 6: Final answer
    x = 596,825,868.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.