Home / 134,864,050.88-186,112,976.28-72,984,394.64

Finding the Fourth Proportional to 134,864,050.88, 186,112,976.28 and 72,984,394.64

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Solution

The fourth proportional to 134,864,050.88, 186,112,976.28 and 72,984,394.64 is: 100,718,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,864,050.88 : 186,112,976.28 = 72,984,394.64 : x
  2. Step 2: Convert to fraction form
    134,864,050.88/186,112,976.28 = 72,984,394.64/x
  3. Step 3: Cross multiply
    134,864,050.88x = 186,112,976.28 × 72,984,394.64
  4. Step 4: Simplify right side
    134,864,050.88x = 13,583,342,908,444,480
  5. Step 5: Solve for x
    x = 13,583,342,908,444,480/134,864,050.88
  6. Step 6: Final answer
    x = 100,718,781.76

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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.