Home / 5,387,800,430.57-7,381,163,287.42-5,186,362,369.63

Finding the Fourth Proportional to 5,387,800,430.57, 7,381,163,287.42 and 5,186,362,369.63

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Solution

The fourth proportional to 5,387,800,430.57, 7,381,163,287.42 and 5,186,362,369.63 is: 7,105,197,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,800,430.57 : 7,381,163,287.42 = 5,186,362,369.63 : x
  2. Step 2: Convert to fraction form
    5,387,800,430.57/7,381,163,287.42 = 5,186,362,369.63/x
  3. Step 3: Cross multiply
    5,387,800,430.57x = 7,381,163,287.42 × 5,186,362,369.63
  4. Step 4: Simplify right side
    5,387,800,430.57x = 38,281,387,517,995,343,872
  5. Step 5: Solve for x
    x = 38,281,387,517,995,343,872/5,387,800,430.57
  6. Step 6: Final answer
    x = 7,105,197,753.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.