Home / 147,515,806.64-221,164,624.42-89,210,522.36

Finding the Fourth Proportional to 147,515,806.64, 221,164,624.42 and 89,210,522.36

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Solution

The fourth proportional to 147,515,806.64, 221,164,624.42 and 89,210,522.36 is: 133,749,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,515,806.64 : 221,164,624.42 = 89,210,522.36 : x
  2. Step 2: Convert to fraction form
    147,515,806.64/221,164,624.42 = 89,210,522.36/x
  3. Step 3: Cross multiply
    147,515,806.64x = 221,164,624.42 × 89,210,522.36
  4. Step 4: Simplify right side
    147,515,806.64x = 19,730,211,670,732,564
  5. Step 5: Solve for x
    x = 19,730,211,670,732,564/147,515,806.64
  6. Step 6: Final answer
    x = 133,749,813.80

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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.