Home / 7,130,593,127.60-10,695,889,691.40-3,450,470,490.80

Finding the Fourth Proportional to 7,130,593,127.60, 10,695,889,691.40 and 3,450,470,490.80

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Solution

The fourth proportional to 7,130,593,127.60, 10,695,889,691.40 and 3,450,470,490.80 is: 5,175,705,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,593,127.60 : 10,695,889,691.40 = 3,450,470,490.80 : x
  2. Step 2: Convert to fraction form
    7,130,593,127.60/10,695,889,691.40 = 3,450,470,490.80/x
  3. Step 3: Cross multiply
    7,130,593,127.60x = 10,695,889,691.40 × 3,450,470,490.80
  4. Step 4: Simplify right side
    7,130,593,127.60x = 36,905,851,753,027,616,768
  5. Step 5: Solve for x
    x = 36,905,851,753,027,616,768/7,130,593,127.60
  6. Step 6: Final answer
    x = 5,175,705,736.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.