Home / 215,545,763.74-297,453,273.08-116,426,510.54

Finding the Fourth Proportional to 215,545,763.74, 297,453,273.08 and 116,426,510.54

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Solution

The fourth proportional to 215,545,763.74, 297,453,273.08 and 116,426,510.54 is: 160,668,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,545,763.74 : 297,453,273.08 = 116,426,510.54 : x
  2. Step 2: Convert to fraction form
    215,545,763.74/297,453,273.08 = 116,426,510.54/x
  3. Step 3: Cross multiply
    215,545,763.74x = 297,453,273.08 × 116,426,510.54
  4. Step 4: Simplify right side
    215,545,763.74x = 34,631,446,633,406,120
  5. Step 5: Solve for x
    x = 34,631,446,633,406,120/215,545,763.74
  6. Step 6: Final answer
    x = 160,668,648.89

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1.5x scale

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.