Home / 53,407,178.16-73,703,511-30,201,839.64

Finding the Fourth Proportional to 53,407,178.16, 73,703,511 and 30,201,839.64

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Solution

The fourth proportional to 53,407,178.16, 73,703,511 and 30,201,839.64 is: 41,679,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407,178.16 : 73,703,511 = 30,201,839.64 : x
  2. Step 2: Convert to fraction form
    53,407,178.16/73,703,511 = 30,201,839.64/x
  3. Step 3: Cross multiply
    53,407,178.16x = 73,703,511 × 30,201,839.64
  4. Step 4: Simplify right side
    53,407,178.16x = 2,225,981,620,126,976
  5. Step 5: Solve for x
    x = 2,225,981,620,126,976/53,407,178.16
  6. Step 6: Final answer
    x = 41,679,446.41

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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.