Home / 116,351,518.81-160,566,179.00-64,142,422.80

Finding the Fourth Proportional to 116,351,518.81, 160,566,179.00 and 64,142,422.80

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Solution

The fourth proportional to 116,351,518.81, 160,566,179.00 and 64,142,422.80 is: 88,517,140.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,351,518.81 : 160,566,179.00 = 64,142,422.80 : x
  2. Step 2: Convert to fraction form
    116,351,518.81/160,566,179.00 = 64,142,422.80/x
  3. Step 3: Cross multiply
    116,351,518.81x = 160,566,179.00 × 64,142,422.80
  4. Step 4: Simplify right side
    116,351,518.81x = 10,299,103,740,477,768
  5. Step 5: Solve for x
    x = 10,299,103,740,477,768/116,351,518.81
  6. Step 6: Final answer
    x = 88,517,140.52

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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.