Home / 89,879,851.48-124,119,855.46-84,983,211.11

Finding the Fourth Proportional to 89,879,851.48, 124,119,855.46 and 84,983,211.11

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Solution

The fourth proportional to 89,879,851.48, 124,119,855.46 and 84,983,211.11 is: 117,357,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,879,851.48 : 124,119,855.46 = 84,983,211.11 : x
  2. Step 2: Convert to fraction form
    89,879,851.48/124,119,855.46 = 84,983,211.11/x
  3. Step 3: Cross multiply
    89,879,851.48x = 124,119,855.46 × 84,983,211.11
  4. Step 4: Simplify right side
    89,879,851.48x = 10,548,103,879,571,800
  5. Step 5: Solve for x
    x = 10,548,103,879,571,800/89,879,851.48
  6. Step 6: Final answer
    x = 117,357,824.98

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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.