Home / 302,213,975.70-453,208,989.15-97,748,721.30

Finding the Fourth Proportional to 302,213,975.70, 453,208,989.15 and 97,748,721.30

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Solution

The fourth proportional to 302,213,975.70, 453,208,989.15 and 97,748,721.30 is: 146,586,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,213,975.70 : 453,208,989.15 = 97,748,721.30 : x
  2. Step 2: Convert to fraction form
    302,213,975.70/453,208,989.15 = 97,748,721.30/x
  3. Step 3: Cross multiply
    302,213,975.70x = 453,208,989.15 × 97,748,721.30
  4. Step 4: Simplify right side
    302,213,975.70x = 44,300,599,171,078,072
  5. Step 5: Solve for x
    x = 44,300,599,171,078,072/302,213,975.70
  6. Step 6: Final answer
    x = 146,586,864.72

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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.