Home / 79,005,895.20-118,484,243.64-27,875,934.72

Finding the Fourth Proportional to 79,005,895.20, 118,484,243.64 and 27,875,934.72

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Solution

The fourth proportional to 79,005,895.20, 118,484,243.64 and 27,875,934.72 is: 41,805,222.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,005,895.20 : 118,484,243.64 = 27,875,934.72 : x
  2. Step 2: Convert to fraction form
    79,005,895.20/118,484,243.64 = 27,875,934.72/x
  3. Step 3: Cross multiply
    79,005,895.20x = 118,484,243.64 × 27,875,934.72
  4. Step 4: Simplify right side
    79,005,895.20x = 3,302,859,041,057,215
  5. Step 5: Solve for x
    x = 3,302,859,041,057,215/79,005,895.20
  6. Step 6: Final answer
    x = 41,805,222.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.