Home / 1,308,559,383.93-1,805,809,472.93-713,843,711.13

Finding the Fourth Proportional to 1,308,559,383.93, 1,805,809,472.93 and 713,843,711.13

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Solution

The fourth proportional to 1,308,559,383.93, 1,805,809,472.93 and 713,843,711.13 is: 985,102,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,559,383.93 : 1,805,809,472.93 = 713,843,711.13 : x
  2. Step 2: Convert to fraction form
    1,308,559,383.93/1,805,809,472.93 = 713,843,711.13/x
  3. Step 3: Cross multiply
    1,308,559,383.93x = 1,805,809,472.93 × 713,843,711.13
  4. Step 4: Simplify right side
    1,308,559,383.93x = 1,289,065,735,750,060,544
  5. Step 5: Solve for x
    x = 1,289,065,735,750,060,544/1,308,559,383.93
  6. Step 6: Final answer
    x = 985,102,970.17

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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.