Home / 437,096,501.40-655,560,771.30-130,398,619.80

Finding the Fourth Proportional to 437,096,501.40, 655,560,771.30 and 130,398,619.80

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Solution

The fourth proportional to 437,096,501.40, 655,560,771.30 and 130,398,619.80 is: 195,572,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,096,501.40 : 655,560,771.30 = 130,398,619.80 : x
  2. Step 2: Convert to fraction form
    437,096,501.40/655,560,771.30 = 130,398,619.80/x
  3. Step 3: Cross multiply
    437,096,501.40x = 655,560,771.30 × 130,398,619.80
  4. Step 4: Simplify right side
    437,096,501.40x = 85,484,219,772,543,440
  5. Step 5: Solve for x
    x = 85,484,219,772,543,440/437,096,501.40
  6. Step 6: Final answer
    x = 195,572,875.78

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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.