Home / 7,105,260,134.46-9,804,870,528.15-3,889,548,041.16

Finding the Fourth Proportional to 7,105,260,134.46, 9,804,870,528.15 and 3,889,548,041.16

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Solution

The fourth proportional to 7,105,260,134.46, 9,804,870,528.15 and 3,889,548,041.16 is: 5,367,363,648.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,260,134.46 : 9,804,870,528.15 = 3,889,548,041.16 : x
  2. Step 2: Convert to fraction form
    7,105,260,134.46/9,804,870,528.15 = 3,889,548,041.16/x
  3. Step 3: Cross multiply
    7,105,260,134.46x = 9,804,870,528.15 × 3,889,548,041.16
  4. Step 4: Simplify right side
    7,105,260,134.46x = 38,136,514,956,593,242,112
  5. Step 5: Solve for x
    x = 38,136,514,956,593,242,112/7,105,260,134.46
  6. Step 6: Final answer
    x = 5,367,363,648.18

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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.