Home / 1,333,370,524.60-1,839,917,223.86-738,543,871.47

Finding the Fourth Proportional to 1,333,370,524.60, 1,839,917,223.86 and 738,543,871.47

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Solution

The fourth proportional to 1,333,370,524.60, 1,839,917,223.86 and 738,543,871.47 is: 1,019,116,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,370,524.60 : 1,839,917,223.86 = 738,543,871.47 : x
  2. Step 2: Convert to fraction form
    1,333,370,524.60/1,839,917,223.86 = 738,543,871.47/x
  3. Step 3: Cross multiply
    1,333,370,524.60x = 1,839,917,223.86 × 738,543,871.47
  4. Step 4: Simplify right side
    1,333,370,524.60x = 1,358,859,589,697,105,920
  5. Step 5: Solve for x
    x = 1,358,859,589,697,105,920/1,333,370,524.60
  6. Step 6: Final answer
    x = 1,019,116,265.60

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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.