Home / 697,192,001.40-1,046,795,771.70-525,871,169.40

Finding the Fourth Proportional to 697,192,001.40, 1,046,795,771.70 and 525,871,169.40

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Solution

The fourth proportional to 697,192,001.40, 1,046,795,771.70 and 525,871,169.40 is: 789,566,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,192,001.40 : 1,046,795,771.70 = 525,871,169.40 : x
  2. Step 2: Convert to fraction form
    697,192,001.40/1,046,795,771.70 = 525,871,169.40/x
  3. Step 3: Cross multiply
    697,192,001.40x = 1,046,795,771.70 × 525,871,169.40
  4. Step 4: Simplify right side
    697,192,001.40x = 550,479,716,586,854,400
  5. Step 5: Solve for x
    x = 550,479,716,586,854,400/697,192,001.40
  6. Step 6: Final answer
    x = 789,566,884.71

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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.