Home / 1,330,400,135.48-1,835,964,082.79-735,724,631.64

Finding the Fourth Proportional to 1,330,400,135.48, 1,835,964,082.79 and 735,724,631.64

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Solution

The fourth proportional to 1,330,400,135.48, 1,835,964,082.79 and 735,724,631.64 is: 1,015,306,570.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,400,135.48 : 1,835,964,082.79 = 735,724,631.64 : x
  2. Step 2: Convert to fraction form
    1,330,400,135.48/1,835,964,082.79 = 735,724,631.64/x
  3. Step 3: Cross multiply
    1,330,400,135.48x = 1,835,964,082.79 × 735,724,631.64
  4. Step 4: Simplify right side
    1,330,400,135.48x = 1,350,763,998,525,193,984
  5. Step 5: Solve for x
    x = 1,350,763,998,525,193,984/1,330,400,135.48
  6. Step 6: Final answer
    x = 1,015,306,570.18

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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.