Home / 144,851,209.50-200,421,047.04-126,305,023.08

Finding the Fourth Proportional to 144,851,209.50, 200,421,047.04 and 126,305,023.08

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Solution

The fourth proportional to 144,851,209.50, 200,421,047.04 and 126,305,023.08 is: 174,759,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,851,209.50 : 200,421,047.04 = 126,305,023.08 : x
  2. Step 2: Convert to fraction form
    144,851,209.50/200,421,047.04 = 126,305,023.08/x
  3. Step 3: Cross multiply
    144,851,209.50x = 200,421,047.04 × 126,305,023.08
  4. Step 4: Simplify right side
    144,851,209.50x = 25,314,184,972,104,964
  5. Step 5: Solve for x
    x = 25,314,184,972,104,964/144,851,209.50
  6. Step 6: Final answer
    x = 174,759,914.39

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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.