Home / 19,046,430,906.86-26,259,675,178.95-15,600,434,371.13

Finding the Fourth Proportional to 19,046,430,906.86, 26,259,675,178.95 and 15,600,434,371.13

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Solution

The fourth proportional to 19,046,430,906.86, 26,259,675,178.95 and 15,600,434,371.13 is: 21,508,614,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046,430,906.86 : 26,259,675,178.95 = 15,600,434,371.13 : x
  2. Step 2: Convert to fraction form
    19,046,430,906.86/26,259,675,178.95 = 15,600,434,371.13/x
  3. Step 3: Cross multiply
    19,046,430,906.86x = 26,259,675,178.95 × 15,600,434,371.13
  4. Step 4: Simplify right side
    19,046,430,906.86x = 409,662,339,236,400,922,624
  5. Step 5: Solve for x
    x = 409,662,339,236,400,922,624/19,046,430,906.86
  6. Step 6: Final answer
    x = 21,508,614,461.14

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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.