Home / 289,425,121.60-434,044,384.98-95,290,314.79

Finding the Fourth Proportional to 289,425,121.60, 434,044,384.98 and 95,290,314.79

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Solution

The fourth proportional to 289,425,121.60, 434,044,384.98 and 95,290,314.79 is: 142,904,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,425,121.60 : 434,044,384.98 = 95,290,314.79 : x
  2. Step 2: Convert to fraction form
    289,425,121.60/434,044,384.98 = 95,290,314.79/x
  3. Step 3: Cross multiply
    289,425,121.60x = 434,044,384.98 × 95,290,314.79
  4. Step 4: Simplify right side
    289,425,121.60x = 41,360,226,077,576,152
  5. Step 5: Solve for x
    x = 41,360,226,077,576,152/289,425,121.60
  6. Step 6: Final answer
    x = 142,904,754.95

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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.