Home / 157,632,035.60-236,448,053.40-103,212,477.20

Finding the Fourth Proportional to 157,632,035.60, 236,448,053.40 and 103,212,477.20

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Solution

The fourth proportional to 157,632,035.60, 236,448,053.40 and 103,212,477.20 is: 154,818,715.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,632,035.60 : 236,448,053.40 = 103,212,477.20 : x
  2. Step 2: Convert to fraction form
    157,632,035.60/236,448,053.40 = 103,212,477.20/x
  3. Step 3: Cross multiply
    157,632,035.60x = 236,448,053.40 × 103,212,477.20
  4. Step 4: Simplify right side
    157,632,035.60x = 24,404,389,320,531,884
  5. Step 5: Solve for x
    x = 24,404,389,320,531,884/157,632,035.60
  6. Step 6: Final answer
    x = 154,818,715.80

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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.