Home / 96,714,812.40-145,072,218.60-84,117,692.40

Finding the Fourth Proportional to 96,714,812.40, 145,072,218.60 and 84,117,692.40

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Solution

The fourth proportional to 96,714,812.40, 145,072,218.60 and 84,117,692.40 is: 126,176,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,714,812.40 : 145,072,218.60 = 84,117,692.40 : x
  2. Step 2: Convert to fraction form
    96,714,812.40/145,072,218.60 = 84,117,692.40/x
  3. Step 3: Cross multiply
    96,714,812.40x = 145,072,218.60 × 84,117,692.40
  4. Step 4: Simplify right side
    96,714,812.40x = 12,203,140,259,980,360
  5. Step 5: Solve for x
    x = 12,203,140,259,980,360/96,714,812.40
  6. Step 6: Final answer
    x = 126,176,538.60

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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.