Home / 147,184,368.30-220,776,552.45-89,647,022.70

Finding the Fourth Proportional to 147,184,368.30, 220,776,552.45 and 89,647,022.70

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Solution

The fourth proportional to 147,184,368.30, 220,776,552.45 and 89,647,022.70 is: 134,470,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,184,368.30 : 220,776,552.45 = 89,647,022.70 : x
  2. Step 2: Convert to fraction form
    147,184,368.30/220,776,552.45 = 89,647,022.70/x
  3. Step 3: Cross multiply
    147,184,368.30x = 220,776,552.45 × 89,647,022.70
  4. Step 4: Simplify right side
    147,184,368.30x = 19,791,960,609,112,892
  5. Step 5: Solve for x
    x = 19,791,960,609,112,892/147,184,368.30
  6. Step 6: Final answer
    x = 134,470,534.05

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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.