Home / 655,884,656,861.58-983,870,153,797.68-171,850,729,343.76

Finding the Fourth Proportional to 655,884,656,861.58, 983,870,153,797.68 and 171,850,729,343.76

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Solution

The fourth proportional to 655,884,656,861.58, 983,870,153,797.68 and 171,850,729,343.76 is: 257,787,404,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,884,656,861.58 : 983,870,153,797.68 = 171,850,729,343.76 : x
  2. Step 2: Convert to fraction form
    655,884,656,861.58/983,870,153,797.68 = 171,850,729,343.76/x
  3. Step 3: Cross multiply
    655,884,656,861.58x = 983,870,153,797.68 × 171,850,729,343.76
  4. Step 4: Simplify right side
    655,884,656,861.58x = 169,078,803,509,688,655,675,392
  5. Step 5: Solve for x
    x = 169,078,803,509,688,655,675,392/655,884,656,861.58
  6. Step 6: Final answer
    x = 257,787,404,753.05

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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.