Home / 72,931,053,684.51-109,402,097,839.28-22,571,580,936.80

Finding the Fourth Proportional to 72,931,053,684.51, 109,402,097,839.28 and 22,571,580,936.80

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Solution

The fourth proportional to 72,931,053,684.51, 109,402,097,839.28 and 22,571,580,936.80 is: 33,859,078,969.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,931,053,684.51 : 109,402,097,839.28 = 22,571,580,936.80 : x
  2. Step 2: Convert to fraction form
    72,931,053,684.51/109,402,097,839.28 = 22,571,580,936.80/x
  3. Step 3: Cross multiply
    72,931,053,684.51x = 109,402,097,839.28 × 22,571,580,936.80
  4. Step 4: Simplify right side
    72,931,053,684.51x = 2,469,378,306,034,473,893,888
  5. Step 5: Solve for x
    x = 2,469,378,306,034,473,893,888/72,931,053,684.51
  6. Step 6: Final answer
    x = 33,859,078,969.52

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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.