Home / 64,152,064.20-96,228,096.30-30,076,854.60

Finding the Fourth Proportional to 64,152,064.20, 96,228,096.30 and 30,076,854.60

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Solution

The fourth proportional to 64,152,064.20, 96,228,096.30 and 30,076,854.60 is: 45,115,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,064.20 : 96,228,096.30 = 30,076,854.60 : x
  2. Step 2: Convert to fraction form
    64,152,064.20/96,228,096.30 = 30,076,854.60/x
  3. Step 3: Cross multiply
    64,152,064.20x = 96,228,096.30 × 30,076,854.60
  4. Step 4: Simplify right side
    64,152,064.20x = 2,894,238,460,849,898
  5. Step 5: Solve for x
    x = 2,894,238,460,849,898/64,152,064.20
  6. Step 6: Final answer
    x = 45,115,281.90

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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.