Home / 221,009,032.77-331,457,001.52-65,526,483.46

Finding the Fourth Proportional to 221,009,032.77, 331,457,001.52 and 65,526,483.46

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Solution

The fourth proportional to 221,009,032.77, 331,457,001.52 and 65,526,483.46 is: 98,272,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,009,032.77 : 331,457,001.52 = 65,526,483.46 : x
  2. Step 2: Convert to fraction form
    221,009,032.77/331,457,001.52 = 65,526,483.46/x
  3. Step 3: Cross multiply
    221,009,032.77x = 331,457,001.52 × 65,526,483.46
  4. Step 4: Simplify right side
    221,009,032.77x = 21,719,211,727,801,472
  5. Step 5: Solve for x
    x = 21,719,211,727,801,472/221,009,032.77
  6. Step 6: Final answer
    x = 98,272,959.51

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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.