Home / 249,311,221.83-373,985,630.01-74,420,440.38

Finding the Fourth Proportional to 249,311,221.83, 373,985,630.01 and 74,420,440.38

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Solution

The fourth proportional to 249,311,221.83, 373,985,630.01 and 74,420,440.38 is: 111,636,271.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,311,221.83 : 373,985,630.01 = 74,420,440.38 : x
  2. Step 2: Convert to fraction form
    249,311,221.83/373,985,630.01 = 74,420,440.38/x
  3. Step 3: Cross multiply
    249,311,221.83x = 373,985,630.01 × 74,420,440.38
  4. Step 4: Simplify right side
    249,311,221.83x = 27,832,175,281,135,940
  5. Step 5: Solve for x
    x = 27,832,175,281,135,940/249,311,221.83
  6. Step 6: Final answer
    x = 111,636,271.63

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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.