Home / 48,277,664.70-72,416,497.05-42,042,090.30

Finding the Fourth Proportional to 48,277,664.70, 72,416,497.05 and 42,042,090.30

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Solution

The fourth proportional to 48,277,664.70, 72,416,497.05 and 42,042,090.30 is: 63,063,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,277,664.70 : 72,416,497.05 = 42,042,090.30 : x
  2. Step 2: Convert to fraction form
    48,277,664.70/72,416,497.05 = 42,042,090.30/x
  3. Step 3: Cross multiply
    48,277,664.70x = 72,416,497.05 × 42,042,090.30
  4. Step 4: Simplify right side
    48,277,664.70x = 3,044,540,908,185,783.50
  5. Step 5: Solve for x
    x = 3,044,540,908,185,783.50/48,277,664.70
  6. Step 6: Final answer
    x = 63,063,135.45

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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.