Home / 35,273,325,332.40-52,909,987,998.60-21,314,708,602.80

Finding the Fourth Proportional to 35,273,325,332.40, 52,909,987,998.60 and 21,314,708,602.80

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Solution

The fourth proportional to 35,273,325,332.40, 52,909,987,998.60 and 21,314,708,602.80 is: 31,972,062,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,273,325,332.40 : 52,909,987,998.60 = 21,314,708,602.80 : x
  2. Step 2: Convert to fraction form
    35,273,325,332.40/52,909,987,998.60 = 21,314,708,602.80/x
  3. Step 3: Cross multiply
    35,273,325,332.40x = 52,909,987,998.60 × 21,314,708,602.80
  4. Step 4: Simplify right side
    35,273,325,332.40x = 1,127,760,976,367,804,088,320
  5. Step 5: Solve for x
    x = 1,127,760,976,367,804,088,320/35,273,325,332.40
  6. Step 6: Final answer
    x = 31,972,062,904.20

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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.