Home / 292,786,664.84-439,181,023.26-74,437,030.36

Finding the Fourth Proportional to 292,786,664.84, 439,181,023.26 and 74,437,030.36

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Solution

The fourth proportional to 292,786,664.84, 439,181,023.26 and 74,437,030.36 is: 111,655,806.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,786,664.84 : 439,181,023.26 = 74,437,030.36 : x
  2. Step 2: Convert to fraction form
    292,786,664.84/439,181,023.26 = 74,437,030.36/x
  3. Step 3: Cross multiply
    292,786,664.84x = 439,181,023.26 × 74,437,030.36
  4. Step 4: Simplify right side
    292,786,664.84x = 32,691,331,161,940,484
  5. Step 5: Solve for x
    x = 32,691,331,161,940,484/292,786,664.84
  6. Step 6: Final answer
    x = 111,655,806.39

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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.