Home / 65,181,430.80-97,772,146.20-64,173,661.20

Finding the Fourth Proportional to 65,181,430.80, 97,772,146.20 and 64,173,661.20

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Solution

The fourth proportional to 65,181,430.80, 97,772,146.20 and 64,173,661.20 is: 96,260,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,181,430.80 : 97,772,146.20 = 64,173,661.20 : x
  2. Step 2: Convert to fraction form
    65,181,430.80/97,772,146.20 = 64,173,661.20/x
  3. Step 3: Cross multiply
    65,181,430.80x = 97,772,146.20 × 64,173,661.20
  4. Step 4: Simplify right side
    65,181,430.80x = 6,274,396,585,035,668
  5. Step 5: Solve for x
    x = 6,274,396,585,035,668/65,181,430.80
  6. Step 6: Final answer
    x = 96,260,491.80

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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.