Home / 99,932,599.86-137,906,208.36-55,879,683.90

Finding the Fourth Proportional to 99,932,599.86, 137,906,208.36 and 55,879,683.90

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Solution

The fourth proportional to 99,932,599.86, 137,906,208.36 and 55,879,683.90 is: 77,113,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,932,599.86 : 137,906,208.36 = 55,879,683.90 : x
  2. Step 2: Convert to fraction form
    99,932,599.86/137,906,208.36 = 55,879,683.90/x
  3. Step 3: Cross multiply
    99,932,599.86x = 137,906,208.36 × 55,879,683.90
  4. Step 4: Simplify right side
    99,932,599.86x = 7,706,155,331,004,338
  5. Step 5: Solve for x
    x = 7,706,155,331,004,338/99,932,599.86
  6. Step 6: Final answer
    x = 77,113,527.94

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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.