Home / 171,645,311.11-236,868,809.03-93,328,868.45

Finding the Fourth Proportional to 171,645,311.11, 236,868,809.03 and 93,328,868.45

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Solution

The fourth proportional to 171,645,311.11, 236,868,809.03 and 93,328,868.45 is: 128,792,903.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,645,311.11 : 236,868,809.03 = 93,328,868.45 : x
  2. Step 2: Convert to fraction form
    171,645,311.11/236,868,809.03 = 93,328,868.45/x
  3. Step 3: Cross multiply
    171,645,311.11x = 236,868,809.03 × 93,328,868.45
  4. Step 4: Simplify right side
    171,645,311.11x = 22,106,697,916,918,020
  5. Step 5: Solve for x
    x = 22,106,697,916,918,020/171,645,311.11
  6. Step 6: Final answer
    x = 128,792,903.08

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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.