Home / 126,604,484.15-189,880,153.81-35,706,815.51

Finding the Fourth Proportional to 126,604,484.15, 189,880,153.81 and 35,706,815.51

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Solution

The fourth proportional to 126,604,484.15, 189,880,153.81 and 35,706,815.51 is: 53,552,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,604,484.15 : 189,880,153.81 = 35,706,815.51 : x
  2. Step 2: Convert to fraction form
    126,604,484.15/189,880,153.81 = 35,706,815.51/x
  3. Step 3: Cross multiply
    126,604,484.15x = 189,880,153.81 × 35,706,815.51
  4. Step 4: Simplify right side
    126,604,484.15x = 6,780,015,620,925,559
  5. Step 5: Solve for x
    x = 6,780,015,620,925,559/126,604,484.15
  6. Step 6: Final answer
    x = 53,552,728.93

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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.