Home / 101,072,971.48-139,480,700.54-54,663,225.35

Finding the Fourth Proportional to 101,072,971.48, 139,480,700.54 and 54,663,225.35

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Solution

The fourth proportional to 101,072,971.48, 139,480,700.54 and 54,663,225.35 is: 75,435,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,072,971.48 : 139,480,700.54 = 54,663,225.35 : x
  2. Step 2: Convert to fraction form
    101,072,971.48/139,480,700.54 = 54,663,225.35/x
  3. Step 3: Cross multiply
    101,072,971.48x = 139,480,700.54 × 54,663,225.35
  4. Step 4: Simplify right side
    101,072,971.48x = 7,624,464,965,593,886
  5. Step 5: Solve for x
    x = 7,624,464,965,593,886/101,072,971.48
  6. Step 6: Final answer
    x = 75,435,250.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.