Home / 144,922,970.70-217,309,988.70-42,673,722.30

Finding the Fourth Proportional to 144,922,970.70, 217,309,988.70 and 42,673,722.30

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Solution

The fourth proportional to 144,922,970.70, 217,309,988.70 and 42,673,722.30 is: 63,988,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,922,970.70 : 217,309,988.70 = 42,673,722.30 : x
  2. Step 2: Convert to fraction form
    144,922,970.70/217,309,988.70 = 42,673,722.30/x
  3. Step 3: Cross multiply
    144,922,970.70x = 217,309,988.70 × 42,673,722.30
  4. Step 4: Simplify right side
    144,922,970.70x = 9,273,426,110,799,936
  5. Step 5: Solve for x
    x = 9,273,426,110,799,936/144,922,970.70
  6. Step 6: Final answer
    x = 63,988,655.95

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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.