Home / 737,967,971.46-1,107,717,885.90-427,681,825.50

Finding the Fourth Proportional to 737,967,971.46, 1,107,717,885.90 and 427,681,825.50

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Solution

The fourth proportional to 737,967,971.46, 1,107,717,885.90 and 427,681,825.50 is: 641,966,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,967,971.46 : 1,107,717,885.90 = 427,681,825.50 : x
  2. Step 2: Convert to fraction form
    737,967,971.46/1,107,717,885.90 = 427,681,825.50/x
  3. Step 3: Cross multiply
    737,967,971.46x = 1,107,717,885.90 × 427,681,825.50
  4. Step 4: Simplify right side
    737,967,971.46x = 473,750,807,580,712,768
  5. Step 5: Solve for x
    x = 473,750,807,580,712,768/737,967,971.46
  6. Step 6: Final answer
    x = 641,966,624.44

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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.