Home / 132,537,813.84-182,900,439.72-72,997,966.80

Finding the Fourth Proportional to 132,537,813.84, 182,900,439.72 and 72,997,966.80

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Solution

The fourth proportional to 132,537,813.84, 182,900,439.72 and 72,997,966.80 is: 100,736,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,537,813.84 : 182,900,439.72 = 72,997,966.80 : x
  2. Step 2: Convert to fraction form
    132,537,813.84/182,900,439.72 = 72,997,966.80/x
  3. Step 3: Cross multiply
    132,537,813.84x = 182,900,439.72 × 72,997,966.80
  4. Step 4: Simplify right side
    132,537,813.84x = 13,351,360,226,385,960
  5. Step 5: Solve for x
    x = 13,351,360,226,385,960/132,537,813.84
  6. Step 6: Final answer
    x = 100,736,233.98

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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.