Home / 158,871,369.86-219,301,962.77-119,293,232.95

Finding the Fourth Proportional to 158,871,369.86, 219,301,962.77 and 119,293,232.95

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Solution

The fourth proportional to 158,871,369.86, 219,301,962.77 and 119,293,232.95 is: 164,669,318.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,871,369.86 : 219,301,962.77 = 119,293,232.95 : x
  2. Step 2: Convert to fraction form
    158,871,369.86/219,301,962.77 = 119,293,232.95/x
  3. Step 3: Cross multiply
    158,871,369.86x = 219,301,962.77 × 119,293,232.95
  4. Step 4: Simplify right side
    158,871,369.86x = 26,161,240,131,113,840
  5. Step 5: Solve for x
    x = 26,161,240,131,113,840/158,871,369.86
  6. Step 6: Final answer
    x = 164,669,318.04

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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.