Home / 5,718,117,372.39-7,888,554,220.23-3,570,996,445.56

Finding the Fourth Proportional to 5,718,117,372.39, 7,888,554,220.23 and 3,570,996,445.56

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Solution

The fourth proportional to 5,718,117,372.39, 7,888,554,220.23 and 3,570,996,445.56 is: 4,926,446,458.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718,117,372.39 : 7,888,554,220.23 = 3,570,996,445.56 : x
  2. Step 2: Convert to fraction form
    5,718,117,372.39/7,888,554,220.23 = 3,570,996,445.56/x
  3. Step 3: Cross multiply
    5,718,117,372.39x = 7,888,554,220.23 × 3,570,996,445.56
  4. Step 4: Simplify right side
    5,718,117,372.39x = 28,169,999,081,048,666,112
  5. Step 5: Solve for x
    x = 28,169,999,081,048,666,112/5,718,117,372.39
  6. Step 6: Final answer
    x = 4,926,446,458.95

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Double scale
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1.5x scale

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.