Home / 79,827,007.40-119,740,511.10-34,477,375.40

Finding the Fourth Proportional to 79,827,007.40, 119,740,511.10 and 34,477,375.40

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Solution

The fourth proportional to 79,827,007.40, 119,740,511.10 and 34,477,375.40 is: 51,716,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,827,007.40 : 119,740,511.10 = 34,477,375.40 : x
  2. Step 2: Convert to fraction form
    79,827,007.40/119,740,511.10 = 34,477,375.40/x
  3. Step 3: Cross multiply
    79,827,007.40x = 119,740,511.10 × 34,477,375.40
  4. Step 4: Simplify right side
    79,827,007.40x = 4,128,338,551,782,566.50
  5. Step 5: Solve for x
    x = 4,128,338,551,782,566.50/79,827,007.40
  6. Step 6: Final answer
    x = 51,716,063.10

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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.