Home / 7,105,260,132.95-9,804,870,526.08-3,889,548,039.65

Finding the Fourth Proportional to 7,105,260,132.95, 9,804,870,526.08 and 3,889,548,039.65

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Solution

The fourth proportional to 7,105,260,132.95, 9,804,870,526.08 and 3,889,548,039.65 is: 5,367,363,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,260,132.95 : 9,804,870,526.08 = 3,889,548,039.65 : x
  2. Step 2: Convert to fraction form
    7,105,260,132.95/9,804,870,526.08 = 3,889,548,039.65/x
  3. Step 3: Cross multiply
    7,105,260,132.95x = 9,804,870,526.08 × 3,889,548,039.65
  4. Step 4: Simplify right side
    7,105,260,132.95x = 38,136,514,933,687,500,800
  5. Step 5: Solve for x
    x = 38,136,514,933,687,500,800/7,105,260,132.95
  6. Step 6: Final answer
    x = 5,367,363,646.10

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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.