Home / 73,116,032.86-100,910,471.74-45,247,718.33

Finding the Fourth Proportional to 73,116,032.86, 100,910,471.74 and 45,247,718.33

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Solution

The fourth proportional to 73,116,032.86, 100,910,471.74 and 45,247,718.33 is: 62,448,254.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,116,032.86 : 100,910,471.74 = 45,247,718.33 : x
  2. Step 2: Convert to fraction form
    73,116,032.86/100,910,471.74 = 45,247,718.33/x
  3. Step 3: Cross multiply
    73,116,032.86x = 100,910,471.74 × 45,247,718.33
  4. Step 4: Simplify right side
    73,116,032.86x = 4,565,968,602,137,841
  5. Step 5: Solve for x
    x = 4,565,968,602,137,841/73,116,032.86
  6. Step 6: Final answer
    x = 62,448,254.15

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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.