Home / 2,186,862,110.17-3,016,757,908.42-1,328,308,221.39

Finding the Fourth Proportional to 2,186,862,110.17, 3,016,757,908.42 and 1,328,308,221.39

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Solution

The fourth proportional to 2,186,862,110.17, 3,016,757,908.42 and 1,328,308,221.39 is: 1,832,390,031.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,862,110.17 : 3,016,757,908.42 = 1,328,308,221.39 : x
  2. Step 2: Convert to fraction form
    2,186,862,110.17/3,016,757,908.42 = 1,328,308,221.39/x
  3. Step 3: Cross multiply
    2,186,862,110.17x = 3,016,757,908.42 × 1,328,308,221.39
  4. Step 4: Simplify right side
    2,186,862,110.17x = 4,007,184,331,683,104,256
  5. Step 5: Solve for x
    x = 4,007,184,331,683,104,256/2,186,862,110.17
  6. Step 6: Final answer
    x = 1,832,390,031.84

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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.