Home / 522,701,947.40-784,074,566.93-154,236,887.24

Finding the Fourth Proportional to 522,701,947.40, 784,074,566.93 and 154,236,887.24

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Solution

The fourth proportional to 522,701,947.40, 784,074,566.93 and 154,236,887.24 is: 231,361,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,701,947.40 : 784,074,566.93 = 154,236,887.24 : x
  2. Step 2: Convert to fraction form
    522,701,947.40/784,074,566.93 = 154,236,887.24/x
  3. Step 3: Cross multiply
    522,701,947.40x = 784,074,566.93 × 154,236,887.24
  4. Step 4: Simplify right side
    522,701,947.40x = 120,933,220,562,642,688
  5. Step 5: Solve for x
    x = 120,933,220,562,642,688/522,701,947.40
  6. Step 6: Final answer
    x = 231,361,718.02

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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.