Home / 272,000,322.06-407,960,622.05-133,788,830.28

Finding the Fourth Proportional to 272,000,322.06, 407,960,622.05 and 133,788,830.28

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Solution

The fourth proportional to 272,000,322.06, 407,960,622.05 and 133,788,830.28 is: 200,663,638.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,000,322.06 : 407,960,622.05 = 133,788,830.28 : x
  2. Step 2: Convert to fraction form
    272,000,322.06/407,960,622.05 = 133,788,830.28/x
  3. Step 3: Cross multiply
    272,000,322.06x = 407,960,622.05 × 133,788,830.28
  4. Step 4: Simplify right side
    272,000,322.06x = 54,580,574,423,701,736
  5. Step 5: Solve for x
    x = 54,580,574,423,701,736/272,000,322.06
  6. Step 6: Final answer
    x = 200,663,638.96

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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.