Home / 132,537,783.84-182,900,398.32-72,997,936.80

Finding the Fourth Proportional to 132,537,783.84, 182,900,398.32 and 72,997,936.80

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Solution

The fourth proportional to 132,537,783.84, 182,900,398.32 and 72,997,936.80 is: 100,736,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,537,783.84 : 182,900,398.32 = 72,997,936.80 : x
  2. Step 2: Convert to fraction form
    132,537,783.84/182,900,398.32 = 72,997,936.80/x
  3. Step 3: Cross multiply
    132,537,783.84x = 182,900,398.32 × 72,997,936.80
  4. Step 4: Simplify right side
    132,537,783.84x = 13,351,351,717,258,186
  5. Step 5: Solve for x
    x = 13,351,351,717,258,186/132,537,783.84
  6. Step 6: Final answer
    x = 100,736,192.58

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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.