Home / 157,464,812.60-236,197,218.90-108,997,393.40

Finding the Fourth Proportional to 157,464,812.60, 236,197,218.90 and 108,997,393.40

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Solution

The fourth proportional to 157,464,812.60, 236,197,218.90 and 108,997,393.40 is: 163,496,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,812.60 : 236,197,218.90 = 108,997,393.40 : x
  2. Step 2: Convert to fraction form
    157,464,812.60/236,197,218.90 = 108,997,393.40/x
  3. Step 3: Cross multiply
    157,464,812.60x = 236,197,218.90 × 108,997,393.40
  4. Step 4: Simplify right side
    157,464,812.60x = 25,744,881,188,429,216
  5. Step 5: Solve for x
    x = 25,744,881,188,429,216/157,464,812.60
  6. Step 6: Final answer
    x = 163,496,090.10

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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.