Home / 79,988,403.39-110,392,973.54-45,183,335.40

Finding the Fourth Proportional to 79,988,403.39, 110,392,973.54 and 45,183,335.40

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Solution

The fourth proportional to 79,988,403.39, 110,392,973.54 and 45,183,335.40 is: 62,358,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,988,403.39 : 110,392,973.54 = 45,183,335.40 : x
  2. Step 2: Convert to fraction form
    79,988,403.39/110,392,973.54 = 45,183,335.40/x
  3. Step 3: Cross multiply
    79,988,403.39x = 110,392,973.54 × 45,183,335.40
  4. Step 4: Simplify right side
    79,988,403.39x = 4,987,922,749,035,228
  5. Step 5: Solve for x
    x = 4,987,922,749,035,228/79,988,403.39
  6. Step 6: Final answer
    x = 62,358,073.64

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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.