Home / 142,950,232.40-214,425,348.60-40,712,939.60

Finding the Fourth Proportional to 142,950,232.40, 214,425,348.60 and 40,712,939.60

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Solution

The fourth proportional to 142,950,232.40, 214,425,348.60 and 40,712,939.60 is: 61,069,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,950,232.40 : 214,425,348.60 = 40,712,939.60 : x
  2. Step 2: Convert to fraction form
    142,950,232.40/214,425,348.60 = 40,712,939.60/x
  3. Step 3: Cross multiply
    142,950,232.40x = 214,425,348.60 × 40,712,939.60
  4. Step 4: Simplify right side
    142,950,232.40x = 8,729,886,266,260,745
  5. Step 5: Solve for x
    x = 8,729,886,266,260,745/142,950,232.40
  6. Step 6: Final answer
    x = 61,069,409.40

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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.