Home / 133,233,055.80-200,185,506.90-84,734,143.80

Finding the Fourth Proportional to 133,233,055.80, 200,185,506.90 and 84,734,143.80

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Solution

The fourth proportional to 133,233,055.80, 200,185,506.90 and 84,734,143.80 is: 127,314,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,233,055.80 : 200,185,506.90 = 84,734,143.80 : x
  2. Step 2: Convert to fraction form
    133,233,055.80/200,185,506.90 = 84,734,143.80/x
  3. Step 3: Cross multiply
    133,233,055.80x = 200,185,506.90 × 84,734,143.80
  4. Step 4: Simplify right side
    133,233,055.80x = 16,962,547,528,340,492
  5. Step 5: Solve for x
    x = 16,962,547,528,340,492/133,233,055.80
  6. Step 6: Final answer
    x = 127,314,857.61

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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.