Home / 1,087,416,680.69-1,631,937,350.84-736,831,474.61

Finding the Fourth Proportional to 1,087,416,680.69, 1,631,937,350.84 and 736,831,474.61

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Solution

The fourth proportional to 1,087,416,680.69, 1,631,937,350.84 and 736,831,474.61 is: 1,105,797,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,416,680.69 : 1,631,937,350.84 = 736,831,474.61 : x
  2. Step 2: Convert to fraction form
    1,087,416,680.69/1,631,937,350.84 = 736,831,474.61/x
  3. Step 3: Cross multiply
    1,087,416,680.69x = 1,631,937,350.84 × 736,831,474.61
  4. Step 4: Simplify right side
    1,087,416,680.69x = 1,202,462,804,686,889,984
  5. Step 5: Solve for x
    x = 1,202,462,804,686,889,984/1,087,416,680.69
  6. Step 6: Final answer
    x = 1,105,797,645.04

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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.