Home / 911,091,960.29-1,368,818,170.59-584,207,913.17

Finding the Fourth Proportional to 911,091,960.29, 1,368,818,170.59 and 584,207,913.17

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Solution

The fourth proportional to 911,091,960.29, 1,368,818,170.59 and 584,207,913.17 is: 877,709,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,091,960.29 : 1,368,818,170.59 = 584,207,913.17 : x
  2. Step 2: Convert to fraction form
    911,091,960.29/1,368,818,170.59 = 584,207,913.17/x
  3. Step 3: Cross multiply
    911,091,960.29x = 1,368,818,170.59 × 584,207,913.17
  4. Step 4: Simplify right side
    911,091,960.29x = 799,674,406,949,560,832
  5. Step 5: Solve for x
    x = 799,674,406,949,560,832/911,091,960.29
  6. Step 6: Final answer
    x = 877,709,871.02

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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.