Home / 1,685,417,163.30-2,528,566,644.15-650,311,812.90

Finding the Fourth Proportional to 1,685,417,163.30, 2,528,566,644.15 and 650,311,812.90

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Solution

The fourth proportional to 1,685,417,163.30, 2,528,566,644.15 and 650,311,812.90 is: 975,637,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,417,163.30 : 2,528,566,644.15 = 650,311,812.90 : x
  2. Step 2: Convert to fraction form
    1,685,417,163.30/2,528,566,644.15 = 650,311,812.90/x
  3. Step 3: Cross multiply
    1,685,417,163.30x = 2,528,566,644.15 × 650,311,812.90
  4. Step 4: Simplify right side
    1,685,417,163.30x = 1,644,356,758,395,655,680
  5. Step 5: Solve for x
    x = 1,644,356,758,395,655,680/1,685,417,163.30
  6. Step 6: Final answer
    x = 975,637,838.63

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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.