Home / 196,533,637.04-271,214,548.74-108,428,346.40

Finding the Fourth Proportional to 196,533,637.04, 271,214,548.74 and 108,428,346.40

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Solution

The fourth proportional to 196,533,637.04, 271,214,548.74 and 108,428,346.40 is: 149,630,086.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,533,637.04 : 271,214,548.74 = 108,428,346.40 : x
  2. Step 2: Convert to fraction form
    196,533,637.04/271,214,548.74 = 108,428,346.40/x
  3. Step 3: Cross multiply
    196,533,637.04x = 271,214,548.74 × 108,428,346.40
  4. Step 4: Simplify right side
    196,533,637.04x = 29,407,345,039,500,408
  5. Step 5: Solve for x
    x = 29,407,345,039,500,408/196,533,637.04
  6. Step 6: Final answer
    x = 149,630,086.14

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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.