Home / 1,091,165,533.18-1,637,783,074.77-675,384,654.04

Finding the Fourth Proportional to 1,091,165,533.18, 1,637,783,074.77 and 675,384,654.04

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Solution

The fourth proportional to 1,091,165,533.18, 1,637,783,074.77 and 675,384,654.04 is: 1,013,717,462.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,165,533.18 : 1,637,783,074.77 = 675,384,654.04 : x
  2. Step 2: Convert to fraction form
    1,091,165,533.18/1,637,783,074.77 = 675,384,654.04/x
  3. Step 3: Cross multiply
    1,091,165,533.18x = 1,637,783,074.77 × 675,384,654.04
  4. Step 4: Simplify right side
    1,091,165,533.18x = 1,106,133,555,346,103,808
  5. Step 5: Solve for x
    x = 1,106,133,555,346,103,808/1,091,165,533.18
  6. Step 6: Final answer
    x = 1,013,717,462.39

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Double scale
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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.