Home / 1,090,147,103.80-1,635,220,655.70-1,005,966,849.40

Finding the Fourth Proportional to 1,090,147,103.80, 1,635,220,655.70 and 1,005,966,849.40

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Solution

The fourth proportional to 1,090,147,103.80, 1,635,220,655.70 and 1,005,966,849.40 is: 1,508,950,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,147,103.80 : 1,635,220,655.70 = 1,005,966,849.40 : x
  2. Step 2: Convert to fraction form
    1,090,147,103.80/1,635,220,655.70 = 1,005,966,849.40/x
  3. Step 3: Cross multiply
    1,090,147,103.80x = 1,635,220,655.70 × 1,005,966,849.40
  4. Step 4: Simplify right side
    1,090,147,103.80x = 1,644,977,771,088,331,264
  5. Step 5: Solve for x
    x = 1,644,977,771,088,331,264/1,090,147,103.80
  6. Step 6: Final answer
    x = 1,508,950,274.10

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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.