Home / 118,036,798.02-162,890,464.59-65,825,890.92

Finding the Fourth Proportional to 118,036,798.02, 162,890,464.59 and 65,825,890.92

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Solution

The fourth proportional to 118,036,798.02, 162,890,464.59 and 65,825,890.92 is: 90,839,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,036,798.02 : 162,890,464.59 = 65,825,890.92 : x
  2. Step 2: Convert to fraction form
    118,036,798.02/162,890,464.59 = 65,825,890.92/x
  3. Step 3: Cross multiply
    118,036,798.02x = 162,890,464.59 × 65,825,890.92
  4. Step 4: Simplify right side
    118,036,798.02x = 10,722,409,954,009,464
  5. Step 5: Solve for x
    x = 10,722,409,954,009,464/118,036,798.02
  6. Step 6: Final answer
    x = 90,839,552.87

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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.