Home / 783,684,582.49-1,174,799,127.61-346,751,900.65

Finding the Fourth Proportional to 783,684,582.49, 1,174,799,127.61 and 346,751,900.65

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Solution

The fourth proportional to 783,684,582.49, 1,174,799,127.61 and 346,751,900.65 is: 519,805,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,684,582.49 : 1,174,799,127.61 = 346,751,900.65 : x
  2. Step 2: Convert to fraction form
    783,684,582.49/1,174,799,127.61 = 346,751,900.65/x
  3. Step 3: Cross multiply
    783,684,582.49x = 1,174,799,127.61 × 346,751,900.65
  4. Step 4: Simplify right side
    783,684,582.49x = 407,363,830,380,729,344
  5. Step 5: Solve for x
    x = 407,363,830,380,729,344/783,684,582.49
  6. Step 6: Final answer
    x = 519,805,849.81

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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.