Home / 205,128,000.20-307,692,000.30-59,561,280.20

Finding the Fourth Proportional to 205,128,000.20, 307,692,000.30 and 59,561,280.20

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Solution

The fourth proportional to 205,128,000.20, 307,692,000.30 and 59,561,280.20 is: 89,341,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,128,000.20 : 307,692,000.30 = 59,561,280.20 : x
  2. Step 2: Convert to fraction form
    205,128,000.20/307,692,000.30 = 59,561,280.20/x
  3. Step 3: Cross multiply
    205,128,000.20x = 307,692,000.30 × 59,561,280.20
  4. Step 4: Simplify right side
    205,128,000.20x = 18,326,529,445,166,784
  5. Step 5: Solve for x
    x = 18,326,529,445,166,784/205,128,000.20
  6. Step 6: Final answer
    x = 89,341,920.30

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1.5x scale

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.