Home / 79,656,310.30-119,484,465.45-49,045,308.70

Finding the Fourth Proportional to 79,656,310.30, 119,484,465.45 and 49,045,308.70

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Solution

The fourth proportional to 79,656,310.30, 119,484,465.45 and 49,045,308.70 is: 73,567,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,656,310.30 : 119,484,465.45 = 49,045,308.70 : x
  2. Step 2: Convert to fraction form
    79,656,310.30/119,484,465.45 = 49,045,308.70/x
  3. Step 3: Cross multiply
    79,656,310.30x = 119,484,465.45 × 49,045,308.70
  4. Step 4: Simplify right side
    79,656,310.30x = 5,860,152,492,849,735
  5. Step 5: Solve for x
    x = 5,860,152,492,849,735/79,656,310.30
  6. Step 6: Final answer
    x = 73,567,963.05

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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.