Home / 21,599,301,607.81-29,806,816,614.65-11,954,050,397.44

Finding the Fourth Proportional to 21,599,301,607.81, 29,806,816,614.65 and 11,954,050,397.44

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Solution

The fourth proportional to 21,599,301,607.81, 29,806,816,614.65 and 11,954,050,397.44 is: 16,496,468,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,599,301,607.81 : 29,806,816,614.65 = 11,954,050,397.44 : x
  2. Step 2: Convert to fraction form
    21,599,301,607.81/29,806,816,614.65 = 11,954,050,397.44/x
  3. Step 3: Cross multiply
    21,599,301,607.81x = 29,806,816,614.65 × 11,954,050,397.44
  4. Step 4: Simplify right side
    21,599,301,607.81x = 356,312,187,998,778,032,128
  5. Step 5: Solve for x
    x = 356,312,187,998,778,032,128/21,599,301,607.81
  6. Step 6: Final answer
    x = 16,496,468,009.41

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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.