Home / 200,695,444.20-277,078,438.26-126,419,675.40

Finding the Fourth Proportional to 200,695,444.20, 277,078,438.26 and 126,419,675.40

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Solution

The fourth proportional to 200,695,444.20, 277,078,438.26 and 126,419,675.40 is: 174,533,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,695,444.20 : 277,078,438.26 = 126,419,675.40 : x
  2. Step 2: Convert to fraction form
    200,695,444.20/277,078,438.26 = 126,419,675.40/x
  3. Step 3: Cross multiply
    200,695,444.20x = 277,078,438.26 × 126,419,675.40
  4. Step 4: Simplify right side
    200,695,444.20x = 35,028,166,225,168,140
  5. Step 5: Solve for x
    x = 35,028,166,225,168,140/200,695,444.20
  6. Step 6: Final answer
    x = 174,533,938.05

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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.