Home / 215,545,763.84-297,453,273.60-116,426,510.84

Finding the Fourth Proportional to 215,545,763.84, 297,453,273.60 and 116,426,510.84

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Solution

The fourth proportional to 215,545,763.84, 297,453,273.60 and 116,426,510.84 is: 160,668,649.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,545,763.84 : 297,453,273.60 = 116,426,510.84 : x
  2. Step 2: Convert to fraction form
    215,545,763.84/297,453,273.60 = 116,426,510.84/x
  3. Step 3: Cross multiply
    215,545,763.84x = 297,453,273.60 × 116,426,510.84
  4. Step 4: Simplify right side
    215,545,763.84x = 34,631,446,783,183,888
  5. Step 5: Solve for x
    x = 34,631,446,783,183,888/215,545,763.84
  6. Step 6: Final answer
    x = 160,668,649.51

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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.