Home / 148,053,027.72-204,319,563.14-81,973,527.40

Finding the Fourth Proportional to 148,053,027.72, 204,319,563.14 and 81,973,527.40

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Solution

The fourth proportional to 148,053,027.72, 204,319,563.14 and 81,973,527.40 is: 113,127,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,053,027.72 : 204,319,563.14 = 81,973,527.40 : x
  2. Step 2: Convert to fraction form
    148,053,027.72/204,319,563.14 = 81,973,527.40/x
  3. Step 3: Cross multiply
    148,053,027.72x = 204,319,563.14 × 81,973,527.40
  4. Step 4: Simplify right side
    148,053,027.72x = 16,748,795,307,412,820
  5. Step 5: Solve for x
    x = 16,748,795,307,412,820/148,053,027.72
  6. Step 6: Final answer
    x = 113,127,002.98

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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.