Home / 7,856,890,113.62-10,840,889,799.40-4,514,742,695.18

Finding the Fourth Proportional to 7,856,890,113.62, 10,840,889,799.40 and 4,514,742,695.18

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Solution

The fourth proportional to 7,856,890,113.62, 10,840,889,799.40 and 4,514,742,695.18 is: 6,229,414,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,890,113.62 : 10,840,889,799.40 = 4,514,742,695.18 : x
  2. Step 2: Convert to fraction form
    7,856,890,113.62/10,840,889,799.40 = 4,514,742,695.18/x
  3. Step 3: Cross multiply
    7,856,890,113.62x = 10,840,889,799.40 × 4,514,742,695.18
  4. Step 4: Simplify right side
    7,856,890,113.62x = 48,943,828,031,092,531,200
  5. Step 5: Solve for x
    x = 48,943,828,031,092,531,200/7,856,890,113.62
  6. Step 6: Final answer
    x = 6,229,414,860.50

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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.