Home / 122,595,152.57-183,893,406.11-30,478,890.72

Finding the Fourth Proportional to 122,595,152.57, 183,893,406.11 and 30,478,890.72

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Solution

The fourth proportional to 122,595,152.57, 183,893,406.11 and 30,478,890.72 is: 45,718,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,595,152.57 : 183,893,406.11 = 30,478,890.72 : x
  2. Step 2: Convert to fraction form
    122,595,152.57/183,893,406.11 = 30,478,890.72/x
  3. Step 3: Cross multiply
    122,595,152.57x = 183,893,406.11 × 30,478,890.72
  4. Step 4: Simplify right side
    122,595,152.57x = 5,604,867,028,802,875
  5. Step 5: Solve for x
    x = 5,604,867,028,802,875/122,595,152.57
  6. Step 6: Final answer
    x = 45,718,504.46

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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.