Home / 6,298,803,476.70-9,448,205,215.05-2,156,870,420.70

Finding the Fourth Proportional to 6,298,803,476.70, 9,448,205,215.05 and 2,156,870,420.70

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Solution

The fourth proportional to 6,298,803,476.70, 9,448,205,215.05 and 2,156,870,420.70 is: 3,235,305,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298,803,476.70 : 9,448,205,215.05 = 2,156,870,420.70 : x
  2. Step 2: Convert to fraction form
    6,298,803,476.70/9,448,205,215.05 = 2,156,870,420.70/x
  3. Step 3: Cross multiply
    6,298,803,476.70x = 9,448,205,215.05 × 2,156,870,420.70
  4. Step 4: Simplify right side
    6,298,803,476.70x = 20,378,554,357,044,822,016
  5. Step 5: Solve for x
    x = 20,378,554,357,044,822,016/6,298,803,476.70
  6. Step 6: Final answer
    x = 3,235,305,631.05

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Double scale
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Similar ratio
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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.