Home / 157,628,979.69-236,466,035.27-48,463,317.82

Finding the Fourth Proportional to 157,628,979.69, 236,466,035.27 and 48,463,317.82

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Solution

The fourth proportional to 157,628,979.69, 236,466,035.27 and 48,463,317.82 is: 72,701,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,628,979.69 : 236,466,035.27 = 48,463,317.82 : x
  2. Step 2: Convert to fraction form
    157,628,979.69/236,466,035.27 = 48,463,317.82/x
  3. Step 3: Cross multiply
    157,628,979.69x = 236,466,035.27 × 48,463,317.82
  4. Step 4: Simplify right side
    157,628,979.69x = 11,459,928,619,743,010
  5. Step 5: Solve for x
    x = 11,459,928,619,743,010/157,628,979.69
  6. Step 6: Final answer
    x = 72,701,914.60

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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.