Home / 122,532,346.40-183,798,519.60-64,995,000.80

Finding the Fourth Proportional to 122,532,346.40, 183,798,519.60 and 64,995,000.80

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Solution

The fourth proportional to 122,532,346.40, 183,798,519.60 and 64,995,000.80 is: 97,492,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,532,346.40 : 183,798,519.60 = 64,995,000.80 : x
  2. Step 2: Convert to fraction form
    122,532,346.40/183,798,519.60 = 64,995,000.80/x
  3. Step 3: Cross multiply
    122,532,346.40x = 183,798,519.60 × 64,995,000.80
  4. Step 4: Simplify right side
    122,532,346.40x = 11,945,984,928,440,814
  5. Step 5: Solve for x
    x = 11,945,984,928,440,814/122,532,346.40
  6. Step 6: Final answer
    x = 97,492,501.20

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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.