Home / 10,411,936,849.80-14,372,871,739.97-7,029,428,085.90

Finding the Fourth Proportional to 10,411,936,849.80, 14,372,871,739.97 and 7,029,428,085.90

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Solution

The fourth proportional to 10,411,936,849.80, 14,372,871,739.97 and 7,029,428,085.90 is: 9,703,580,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,411,936,849.80 : 14,372,871,739.97 = 7,029,428,085.90 : x
  2. Step 2: Convert to fraction form
    10,411,936,849.80/14,372,871,739.97 = 7,029,428,085.90/x
  3. Step 3: Cross multiply
    10,411,936,849.80x = 14,372,871,739.97 × 7,029,428,085.90
  4. Step 4: Simplify right side
    10,411,936,849.80x = 101,033,068,283,948,367,872
  5. Step 5: Solve for x
    x = 101,033,068,283,948,367,872/10,411,936,849.80
  6. Step 6: Final answer
    x = 9,703,580,586.54

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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.