Home / 1,109,523,768.41-1,530,405,371.59-713,547,669.80

Finding the Fourth Proportional to 1,109,523,768.41, 1,530,405,371.59 and 713,547,669.80

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Solution

The fourth proportional to 1,109,523,768.41, 1,530,405,371.59 and 713,547,669.80 is: 984,221,535.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,523,768.41 : 1,530,405,371.59 = 713,547,669.80 : x
  2. Step 2: Convert to fraction form
    1,109,523,768.41/1,530,405,371.59 = 713,547,669.80/x
  3. Step 3: Cross multiply
    1,109,523,768.41x = 1,530,405,371.59 × 713,547,669.80
  4. Step 4: Simplify right side
    1,109,523,768.41x = 1,092,017,186,738,011,776
  5. Step 5: Solve for x
    x = 1,092,017,186,738,011,776/1,109,523,768.41
  6. Step 6: Final answer
    x = 984,221,535.25

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Double scale
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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.