Home / 134,850,235.50-186,093,818.43-72,970,574.70

Finding the Fourth Proportional to 134,850,235.50, 186,093,818.43 and 72,970,574.70

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Solution

The fourth proportional to 134,850,235.50, 186,093,818.43 and 72,970,574.70 is: 100,699,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,850,235.50 : 186,093,818.43 = 72,970,574.70 : x
  2. Step 2: Convert to fraction form
    134,850,235.50/186,093,818.43 = 72,970,574.70/x
  3. Step 3: Cross multiply
    134,850,235.50x = 186,093,818.43 × 72,970,574.70
  4. Step 4: Simplify right side
    134,850,235.50x = 13,579,372,878,954,552
  5. Step 5: Solve for x
    x = 13,579,372,878,954,552/134,850,235.50
  6. Step 6: Final answer
    x = 100,699,660.10

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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.