Home / 1,021,634,247,292.70-1,409,190,954,926.60-655,248,118,135.10

Finding the Fourth Proportional to 1,021,634,247,292.70, 1,409,190,954,926.60 and 655,248,118,135.10

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Solution

The fourth proportional to 1,021,634,247,292.70, 1,409,190,954,926.60 and 655,248,118,135.10 is: 903,816,335,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,634,247,292.70 : 1,409,190,954,926.60 = 655,248,118,135.10 : x
  2. Step 2: Convert to fraction form
    1,021,634,247,292.70/1,409,190,954,926.60 = 655,248,118,135.10/x
  3. Step 3: Cross multiply
    1,021,634,247,292.70x = 1,409,190,954,926.60 × 655,248,118,135.10
  4. Step 4: Simplify right side
    1,021,634,247,292.70x = 923,369,721,308,659,216,023,552
  5. Step 5: Solve for x
    x = 923,369,721,308,659,216,023,552/1,021,634,247,292.70
  6. Step 6: Final answer
    x = 903,816,335,205.64

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Double scale
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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.