Home / 803,838,707.82-1,205,624,325.01-243,467,306.15

Finding the Fourth Proportional to 803,838,707.82, 1,205,624,325.01 and 243,467,306.15

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Solution

The fourth proportional to 803,838,707.82, 1,205,624,325.01 and 243,467,306.15 is: 365,160,452.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,838,707.82 : 1,205,624,325.01 = 243,467,306.15 : x
  2. Step 2: Convert to fraction form
    803,838,707.82/1,205,624,325.01 = 243,467,306.15/x
  3. Step 3: Cross multiply
    803,838,707.82x = 1,205,624,325.01 × 243,467,306.15
  4. Step 4: Simplify right side
    803,838,707.82x = 293,530,106,639,096,768
  5. Step 5: Solve for x
    x = 293,530,106,639,096,768/803,838,707.82
  6. Step 6: Final answer
    x = 365,160,452.94

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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.