Home / 189,292,213.40-283,938,320.10-156,980,600.60

Finding the Fourth Proportional to 189,292,213.40, 283,938,320.10 and 156,980,600.60

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Solution

The fourth proportional to 189,292,213.40, 283,938,320.10 and 156,980,600.60 is: 235,470,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,292,213.40 : 283,938,320.10 = 156,980,600.60 : x
  2. Step 2: Convert to fraction form
    189,292,213.40/283,938,320.10 = 156,980,600.60/x
  3. Step 3: Cross multiply
    189,292,213.40x = 283,938,320.10 × 156,980,600.60
  4. Step 4: Simplify right side
    189,292,213.40x = 44,572,808,022,653,056
  5. Step 5: Solve for x
    x = 44,572,808,022,653,056/189,292,213.40
  6. Step 6: Final answer
    x = 235,470,900.90

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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.