Home / 150,005,904,637.62-207,008,301,600.58-81,417,331,891.50

Finding the Fourth Proportional to 150,005,904,637.62, 207,008,301,600.58 and 81,417,331,891.50

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Solution

The fourth proportional to 150,005,904,637.62, 207,008,301,600.58 and 81,417,331,891.50 is: 112,356,001,161.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,005,904,637.62 : 207,008,301,600.58 = 81,417,331,891.50 : x
  2. Step 2: Convert to fraction form
    150,005,904,637.62/207,008,301,600.58 = 81,417,331,891.50/x
  3. Step 3: Cross multiply
    150,005,904,637.62x = 207,008,301,600.58 × 81,417,331,891.50
  4. Step 4: Simplify right side
    150,005,904,637.62x = 16,854,063,595,710,150,868,992
  5. Step 5: Solve for x
    x = 16,854,063,595,710,150,868,992/150,005,904,637.62
  6. Step 6: Final answer
    x = 112,356,001,161.59

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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.