Home / 107,681,847.40-161,522,771.10-64,683,677.80

Finding the Fourth Proportional to 107,681,847.40, 161,522,771.10 and 64,683,677.80

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Solution

The fourth proportional to 107,681,847.40, 161,522,771.10 and 64,683,677.80 is: 97,025,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,681,847.40 : 161,522,771.10 = 64,683,677.80 : x
  2. Step 2: Convert to fraction form
    107,681,847.40/161,522,771.10 = 64,683,677.80/x
  3. Step 3: Cross multiply
    107,681,847.40x = 161,522,771.10 × 64,683,677.80
  4. Step 4: Simplify right side
    107,681,847.40x = 10,447,886,883,195,550
  5. Step 5: Solve for x
    x = 10,447,886,883,195,550/107,681,847.40
  6. Step 6: Final answer
    x = 97,025,516.70

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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.