Home / 85,428,889.04-117,891,152.52-46,269,756.56

Finding the Fourth Proportional to 85,428,889.04, 117,891,152.52 and 46,269,756.56

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Solution

The fourth proportional to 85,428,889.04, 117,891,152.52 and 46,269,756.56 is: 63,851,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,428,889.04 : 117,891,152.52 = 46,269,756.56 : x
  2. Step 2: Convert to fraction form
    85,428,889.04/117,891,152.52 = 46,269,756.56/x
  3. Step 3: Cross multiply
    85,428,889.04x = 117,891,152.52 × 46,269,756.56
  4. Step 4: Simplify right side
    85,428,889.04x = 5,454,794,927,678,231
  5. Step 5: Solve for x
    x = 5,454,794,927,678,231/85,428,889.04
  6. Step 6: Final answer
    x = 63,851,877.15

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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.