Home / 219,359,650.10-302,719,975.62-118,891,294.93

Finding the Fourth Proportional to 219,359,650.10, 302,719,975.62 and 118,891,294.93

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Solution

The fourth proportional to 219,359,650.10, 302,719,975.62 and 118,891,294.93 is: 164,071,969.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,359,650.10 : 302,719,975.62 = 118,891,294.93 : x
  2. Step 2: Convert to fraction form
    219,359,650.10/302,719,975.62 = 118,891,294.93/x
  3. Step 3: Cross multiply
    219,359,650.10x = 302,719,975.62 × 118,891,294.93
  4. Step 4: Simplify right side
    219,359,650.10x = 35,990,769,902,572,388
  5. Step 5: Solve for x
    x = 35,990,769,902,572,388/219,359,650.10
  6. Step 6: Final answer
    x = 164,071,969.88

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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.