Home / 122,484,492.40-183,726,738.60-31,608,081.40

Finding the Fourth Proportional to 122,484,492.40, 183,726,738.60 and 31,608,081.40

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Solution

The fourth proportional to 122,484,492.40, 183,726,738.60 and 31,608,081.40 is: 47,412,122.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,484,492.40 : 183,726,738.60 = 31,608,081.40 : x
  2. Step 2: Convert to fraction form
    122,484,492.40/183,726,738.60 = 31,608,081.40/x
  3. Step 3: Cross multiply
    122,484,492.40x = 183,726,738.60 × 31,608,081.40
  4. Step 4: Simplify right side
    122,484,492.40x = 5,807,249,709,025,322
  5. Step 5: Solve for x
    x = 5,807,249,709,025,322/122,484,492.40
  6. Step 6: Final answer
    x = 47,412,122.10

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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.