Home / 218,951,662.58-302,154,094.86-118,480,100.30

Finding the Fourth Proportional to 218,951,662.58, 302,154,094.86 and 118,480,100.30

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Solution

The fourth proportional to 218,951,662.58, 302,154,094.86 and 118,480,100.30 is: 163,502,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,951,662.58 : 302,154,094.86 = 118,480,100.30 : x
  2. Step 2: Convert to fraction form
    218,951,662.58/302,154,094.86 = 118,480,100.30/x
  3. Step 3: Cross multiply
    218,951,662.58x = 302,154,094.86 × 118,480,100.30
  4. Step 4: Simplify right side
    218,951,662.58x = 35,799,247,465,068,516
  5. Step 5: Solve for x
    x = 35,799,247,465,068,516/218,951,662.58
  6. Step 6: Final answer
    x = 163,502,971.58

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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.