Home / 185,350,989.68-255,767,460.71-109,984,331.39

Finding the Fourth Proportional to 185,350,989.68, 255,767,460.71 and 109,984,331.39

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Solution

The fourth proportional to 185,350,989.68, 255,767,460.71 and 109,984,331.39 is: 151,768,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,350,989.68 : 255,767,460.71 = 109,984,331.39 : x
  2. Step 2: Convert to fraction form
    185,350,989.68/255,767,460.71 = 109,984,331.39/x
  3. Step 3: Cross multiply
    185,350,989.68x = 255,767,460.71 × 109,984,331.39
  4. Step 4: Simplify right side
    185,350,989.68x = 28,130,413,157,596,944
  5. Step 5: Solve for x
    x = 28,130,413,157,596,944/185,350,989.68
  6. Step 6: Final answer
    x = 151,768,346.14

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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.