Home / 674,002,533,891.72-1,011,351,389,908.70-315,890,889,160.26

Finding the Fourth Proportional to 674,002,533,891.72, 1,011,351,389,908.70 and 315,890,889,160.26

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Solution

The fourth proportional to 674,002,533,891.72, 1,011,351,389,908.70 and 315,890,889,160.26 is: 473,999,241,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,002,533,891.72 : 1,011,351,389,908.70 = 315,890,889,160.26 : x
  2. Step 2: Convert to fraction form
    674,002,533,891.72/1,011,351,389,908.70 = 315,890,889,160.26/x
  3. Step 3: Cross multiply
    674,002,533,891.72x = 1,011,351,389,908.70 × 315,890,889,160.26
  4. Step 4: Simplify right side
    674,002,533,891.72x = 319,476,689,811,724,029,657,088
  5. Step 5: Solve for x
    x = 319,476,689,811,724,029,657,088/674,002,533,891.72
  6. Step 6: Final answer
    x = 473,999,241,467.32

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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.