Home / 210,356,756.38-315,550,995.86-62,792,660.22

Finding the Fourth Proportional to 210,356,756.38, 315,550,995.86 and 62,792,660.22

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Solution

The fourth proportional to 210,356,756.38, 315,550,995.86 and 62,792,660.22 is: 94,193,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,356,756.38 : 315,550,995.86 = 62,792,660.22 : x
  2. Step 2: Convert to fraction form
    210,356,756.38/315,550,995.86 = 62,792,660.22/x
  3. Step 3: Cross multiply
    210,356,756.38x = 315,550,995.86 × 62,792,660.22
  4. Step 4: Simplify right side
    210,356,756.38x = 19,814,286,465,119,608
  5. Step 5: Solve for x
    x = 19,814,286,465,119,608/210,356,756.38
  6. Step 6: Final answer
    x = 94,193,725.01

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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.