Home / 245,340,426.90-367,698,045.15-130,380,042.90

Finding the Fourth Proportional to 245,340,426.90, 367,698,045.15 and 130,380,042.90

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Solution

The fourth proportional to 245,340,426.90, 367,698,045.15 and 130,380,042.90 is: 195,403,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,340,426.90 : 367,698,045.15 = 130,380,042.90 : x
  2. Step 2: Convert to fraction form
    245,340,426.90/367,698,045.15 = 130,380,042.90/x
  3. Step 3: Cross multiply
    245,340,426.90x = 367,698,045.15 × 130,380,042.90
  4. Step 4: Simplify right side
    245,340,426.90x = 47,940,486,900,903,136
  5. Step 5: Solve for x
    x = 47,940,486,900,903,136/245,340,426.90
  6. Step 6: Final answer
    x = 195,403,943.44

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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.