Home / 84,736,135.84-116,939,751.28-47,059,472.16

Finding the Fourth Proportional to 84,736,135.84, 116,939,751.28 and 47,059,472.16

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Solution

The fourth proportional to 84,736,135.84, 116,939,751.28 and 47,059,472.16 is: 64,944,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,736,135.84 : 116,939,751.28 = 47,059,472.16 : x
  2. Step 2: Convert to fraction form
    84,736,135.84/116,939,751.28 = 47,059,472.16/x
  3. Step 3: Cross multiply
    84,736,135.84x = 116,939,751.28 × 47,059,472.16
  4. Step 4: Simplify right side
    84,736,135.84x = 5,503,122,969,758,484
  5. Step 5: Solve for x
    x = 5,503,122,969,758,484/84,736,135.84
  6. Step 6: Final answer
    x = 64,944,228.52

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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.