Home / 21,325,859,464.47-29,415,515,513.40-13,714,528,302.98

Finding the Fourth Proportional to 21,325,859,464.47, 29,415,515,513.40 and 13,714,528,302.98

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Solution

The fourth proportional to 21,325,859,464.47, 29,415,515,513.40 and 13,714,528,302.98 is: 18,916,936,066.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,325,859,464.47 : 29,415,515,513.40 = 13,714,528,302.98 : x
  2. Step 2: Convert to fraction form
    21,325,859,464.47/29,415,515,513.40 = 13,714,528,302.98/x
  3. Step 3: Cross multiply
    21,325,859,464.47x = 29,415,515,513.40 × 13,714,528,302.98
  4. Step 4: Simplify right side
    21,325,859,464.47x = 403,419,920,055,124,492,288
  5. Step 5: Solve for x
    x = 403,419,920,055,124,492,288/21,325,859,464.47
  6. Step 6: Final answer
    x = 18,916,936,066.62

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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.