Home / 109,158,950.58-150,621,580.35-64,498,700.81

Finding the Fourth Proportional to 109,158,950.58, 150,621,580.35 and 64,498,700.81

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Solution

The fourth proportional to 109,158,950.58, 150,621,580.35 and 64,498,700.81 is: 88,997,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,158,950.58 : 150,621,580.35 = 64,498,700.81 : x
  2. Step 2: Convert to fraction form
    109,158,950.58/150,621,580.35 = 64,498,700.81/x
  3. Step 3: Cross multiply
    109,158,950.58x = 150,621,580.35 × 64,498,700.81
  4. Step 4: Simplify right side
    109,158,950.58x = 9,714,896,245,770,916
  5. Step 5: Solve for x
    x = 9,714,896,245,770,916/109,158,950.58
  6. Step 6: Final answer
    x = 88,997,706.50

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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.