Home / 410,213,166.77-615,417,639.85-133,864,895.11

Finding the Fourth Proportional to 410,213,166.77, 615,417,639.85 and 133,864,895.11

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Solution

The fourth proportional to 410,213,166.77, 615,417,639.85 and 133,864,895.11 is: 200,829,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,213,166.77 : 615,417,639.85 = 133,864,895.11 : x
  2. Step 2: Convert to fraction form
    410,213,166.77/615,417,639.85 = 133,864,895.11/x
  3. Step 3: Cross multiply
    410,213,166.77x = 615,417,639.85 × 133,864,895.11
  4. Step 4: Simplify right side
    410,213,166.77x = 82,382,817,805,156,144
  5. Step 5: Solve for x
    x = 82,382,817,805,156,144/410,213,166.77
  6. Step 6: Final answer
    x = 200,829,287.01

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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.