Home / 12,801,298,295.72-19,201,841,162.19-10,005,616,814.46

Finding the Fourth Proportional to 12,801,298,295.72, 19,201,841,162.19 and 10,005,616,814.46

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Solution

The fourth proportional to 12,801,298,295.72, 19,201,841,162.19 and 10,005,616,814.46 is: 15,008,342,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,298,295.72 : 19,201,841,162.19 = 10,005,616,814.46 : x
  2. Step 2: Convert to fraction form
    12,801,298,295.72/19,201,841,162.19 = 10,005,616,814.46/x
  3. Step 3: Cross multiply
    12,801,298,295.72x = 19,201,841,162.19 × 10,005,616,814.46
  4. Step 4: Simplify right side
    12,801,298,295.72x = 192,126,264,800,998,391,808
  5. Step 5: Solve for x
    x = 192,126,264,800,998,391,808/12,801,298,295.72
  6. Step 6: Final answer
    x = 15,008,342,151.15

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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.