Home / 85,637,631.61-118,181,065.33-46,479,877.75

Finding the Fourth Proportional to 85,637,631.61, 118,181,065.33 and 46,479,877.75

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Solution

The fourth proportional to 85,637,631.61, 118,181,065.33 and 46,479,877.75 is: 64,142,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,637,631.61 : 118,181,065.33 = 46,479,877.75 : x
  2. Step 2: Convert to fraction form
    85,637,631.61/118,181,065.33 = 46,479,877.75/x
  3. Step 3: Cross multiply
    85,637,631.61x = 118,181,065.33 × 46,479,877.75
  4. Step 4: Simplify right side
    85,637,631.61x = 5,493,041,469,108,989
  5. Step 5: Solve for x
    x = 5,493,041,469,108,989/85,637,631.61
  6. Step 6: Final answer
    x = 64,142,846.62

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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.