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Finding the Fourth Proportional to 64,032,657, 88,365,048 and 34,663,967.79

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Solution

The fourth proportional to 64,032,657, 88,365,048 and 34,663,967.79 is: 47,836,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,032,657 : 88,365,048 = 34,663,967.79 : x
  2. Step 2: Convert to fraction form
    64,032,657/88,365,048 = 34,663,967.79/x
  3. Step 3: Cross multiply
    64,032,657x = 88,365,048 × 34,663,967.79
  4. Step 4: Simplify right side
    64,032,657x = 3,063,083,177,633,804
  5. Step 5: Solve for x
    x = 3,063,083,177,633,804/64,032,657
  6. Step 6: Final answer
    x = 47,836,265.45

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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.