Home / 8,514,239,746.80-12,771,359,620.20-5,031,388,009.20

Finding the Fourth Proportional to 8,514,239,746.80, 12,771,359,620.20 and 5,031,388,009.20

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Solution

The fourth proportional to 8,514,239,746.80, 12,771,359,620.20 and 5,031,388,009.20 is: 7,547,082,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,239,746.80 : 12,771,359,620.20 = 5,031,388,009.20 : x
  2. Step 2: Convert to fraction form
    8,514,239,746.80/12,771,359,620.20 = 5,031,388,009.20/x
  3. Step 3: Cross multiply
    8,514,239,746.80x = 12,771,359,620.20 × 5,031,388,009.20
  4. Step 4: Simplify right side
    8,514,239,746.80x = 64,257,665,654,255,345,664
  5. Step 5: Solve for x
    x = 64,257,665,654,255,345,664/8,514,239,746.80
  6. Step 6: Final answer
    x = 7,547,082,013.80

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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.