Home / 979,808,176.20-1,468,011,653.10-634,584,102.60

Finding the Fourth Proportional to 979,808,176.20, 1,468,011,653.10 and 634,584,102.60

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Solution

The fourth proportional to 979,808,176.20, 1,468,011,653.10 and 634,584,102.60 is: 950,774,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,808,176.20 : 1,468,011,653.10 = 634,584,102.60 : x
  2. Step 2: Convert to fraction form
    979,808,176.20/1,468,011,653.10 = 634,584,102.60/x
  3. Step 3: Cross multiply
    979,808,176.20x = 1,468,011,653.10 × 634,584,102.60
  4. Step 4: Simplify right side
    979,808,176.20x = 931,576,857,488,806,016
  5. Step 5: Solve for x
    x = 931,576,857,488,806,016/979,808,176.20
  6. Step 6: Final answer
    x = 950,774,733.38

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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.