Home / 141,458,698.30-212,188,047.45-134,762,541.70

Finding the Fourth Proportional to 141,458,698.30, 212,188,047.45 and 134,762,541.70

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Solution

The fourth proportional to 141,458,698.30, 212,188,047.45 and 134,762,541.70 is: 202,143,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,458,698.30 : 212,188,047.45 = 134,762,541.70 : x
  2. Step 2: Convert to fraction form
    141,458,698.30/212,188,047.45 = 134,762,541.70/x
  3. Step 3: Cross multiply
    141,458,698.30x = 212,188,047.45 × 134,762,541.70
  4. Step 4: Simplify right side
    141,458,698.30x = 28,595,000,592,722,200
  5. Step 5: Solve for x
    x = 28,595,000,592,722,200/141,458,698.30
  6. Step 6: Final answer
    x = 202,143,812.55

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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.