Home / 140,630,956.16-194,138,008.92-93,666,187.40

Finding the Fourth Proportional to 140,630,956.16, 194,138,008.92 and 93,666,187.40

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Solution

The fourth proportional to 140,630,956.16, 194,138,008.92 and 93,666,187.40 is: 129,304,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,630,956.16 : 194,138,008.92 = 93,666,187.40 : x
  2. Step 2: Convert to fraction form
    140,630,956.16/194,138,008.92 = 93,666,187.40/x
  3. Step 3: Cross multiply
    140,630,956.16x = 194,138,008.92 × 93,666,187.40
  4. Step 4: Simplify right side
    140,630,956.16x = 18,184,167,124,963,592
  5. Step 5: Solve for x
    x = 18,184,167,124,963,592/140,630,956.16
  6. Step 6: Final answer
    x = 129,304,156.22

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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.