Home / 302,213,972.20-453,208,983.90-97,748,717.80

Finding the Fourth Proportional to 302,213,972.20, 453,208,983.90 and 97,748,717.80

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Solution

The fourth proportional to 302,213,972.20, 453,208,983.90 and 97,748,717.80 is: 146,586,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,213,972.20 : 453,208,983.90 = 97,748,717.80 : x
  2. Step 2: Convert to fraction form
    302,213,972.20/453,208,983.90 = 97,748,717.80/x
  3. Step 3: Cross multiply
    302,213,972.20x = 453,208,983.90 × 97,748,717.80
  4. Step 4: Simplify right side
    302,213,972.20x = 44,300,597,071,665,840
  5. Step 5: Solve for x
    x = 44,300,597,071,665,840/302,213,972.20
  6. Step 6: Final answer
    x = 146,586,859.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.