Home / 97,116,004.40-145,674,006.60-75,433,211.60

Finding the Fourth Proportional to 97,116,004.40, 145,674,006.60 and 75,433,211.60

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Solution

The fourth proportional to 97,116,004.40, 145,674,006.60 and 75,433,211.60 is: 113,149,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,116,004.40 : 145,674,006.60 = 75,433,211.60 : x
  2. Step 2: Convert to fraction form
    97,116,004.40/145,674,006.60 = 75,433,211.60/x
  3. Step 3: Cross multiply
    97,116,004.40x = 145,674,006.60 × 75,433,211.60
  4. Step 4: Simplify right side
    97,116,004.40x = 10,988,658,164,477,596
  5. Step 5: Solve for x
    x = 10,988,658,164,477,596/97,116,004.40
  6. Step 6: Final answer
    x = 113,149,817.40

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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.