Home / 661,472,888.27-992,209,332.06-246,982,079.13

Finding the Fourth Proportional to 661,472,888.27, 992,209,332.06 and 246,982,079.13

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Solution

The fourth proportional to 661,472,888.27, 992,209,332.06 and 246,982,079.13 is: 370,473,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,472,888.27 : 992,209,332.06 = 246,982,079.13 : x
  2. Step 2: Convert to fraction form
    661,472,888.27/992,209,332.06 = 246,982,079.13/x
  3. Step 3: Cross multiply
    661,472,888.27x = 992,209,332.06 × 246,982,079.13
  4. Step 4: Simplify right side
    661,472,888.27x = 245,057,923,769,010,880
  5. Step 5: Solve for x
    x = 245,057,923,769,010,880/661,472,888.27
  6. Step 6: Final answer
    x = 370,473,118.57

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1.5x scale

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.