Home / 39,166,724,378.92-54,050,262,681.15-22,251,300,128.38

Finding the Fourth Proportional to 39,166,724,378.92, 54,050,262,681.15 and 22,251,300,128.38

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Solution

The fourth proportional to 39,166,724,378.92, 54,050,262,681.15 and 22,251,300,128.38 is: 30,706,898,164.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,166,724,378.92 : 54,050,262,681.15 = 22,251,300,128.38 : x
  2. Step 2: Convert to fraction form
    39,166,724,378.92/54,050,262,681.15 = 22,251,300,128.38/x
  3. Step 3: Cross multiply
    39,166,724,378.92x = 54,050,262,681.15 × 22,251,300,128.38
  4. Step 4: Simplify right side
    39,166,724,378.92x = 1,202,688,616,936,045,805,568
  5. Step 5: Solve for x
    x = 1,202,688,616,936,045,805,568/39,166,724,378.92
  6. Step 6: Final answer
    x = 30,706,898,164.39

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1.5x scale

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.