Home / 183,478,161.78-253,199,904.75-100,971,946.53

Finding the Fourth Proportional to 183,478,161.78, 253,199,904.75 and 100,971,946.53

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Solution

The fourth proportional to 183,478,161.78, 253,199,904.75 and 100,971,946.53 is: 139,341,309.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,478,161.78 : 253,199,904.75 = 100,971,946.53 : x
  2. Step 2: Convert to fraction form
    183,478,161.78/253,199,904.75 = 100,971,946.53/x
  3. Step 3: Cross multiply
    183,478,161.78x = 253,199,904.75 × 100,971,946.53
  4. Step 4: Simplify right side
    183,478,161.78x = 25,566,087,244,529,584
  5. Step 5: Solve for x
    x = 25,566,087,244,529,584/183,478,161.78
  6. Step 6: Final answer
    x = 139,341,309.05

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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.