Home / 234,097,812.40-323,054,868.75-140,011,957.72

Finding the Fourth Proportional to 234,097,812.40, 323,054,868.75 and 140,011,957.72

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Solution

The fourth proportional to 234,097,812.40, 323,054,868.75 and 140,011,957.72 is: 193,216,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,097,812.40 : 323,054,868.75 = 140,011,957.72 : x
  2. Step 2: Convert to fraction form
    234,097,812.40/323,054,868.75 = 140,011,957.72/x
  3. Step 3: Cross multiply
    234,097,812.40x = 323,054,868.75 × 140,011,957.72
  4. Step 4: Simplify right side
    234,097,812.40x = 45,231,544,624,665,152
  5. Step 5: Solve for x
    x = 45,231,544,624,665,152/234,097,812.40
  6. Step 6: Final answer
    x = 193,216,434.45

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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.