Home / 756,216,671.40-1,134,325,007.10-181,787,999.40

Finding the Fourth Proportional to 756,216,671.40, 1,134,325,007.10 and 181,787,999.40

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Solution

The fourth proportional to 756,216,671.40, 1,134,325,007.10 and 181,787,999.40 is: 272,681,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,216,671.40 : 1,134,325,007.10 = 181,787,999.40 : x
  2. Step 2: Convert to fraction form
    756,216,671.40/1,134,325,007.10 = 181,787,999.40/x
  3. Step 3: Cross multiply
    756,216,671.40x = 1,134,325,007.10 × 181,787,999.40
  4. Step 4: Simplify right side
    756,216,671.40x = 206,206,673,710,099,776
  5. Step 5: Solve for x
    x = 206,206,673,710,099,776/756,216,671.40
  6. Step 6: Final answer
    x = 272,681,999.10

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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.