Home / 145,156,745.60-217,735,118.40-130,824,022.40

Finding the Fourth Proportional to 145,156,745.60, 217,735,118.40 and 130,824,022.40

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Solution

The fourth proportional to 145,156,745.60, 217,735,118.40 and 130,824,022.40 is: 196,236,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,156,745.60 : 217,735,118.40 = 130,824,022.40 : x
  2. Step 2: Convert to fraction form
    145,156,745.60/217,735,118.40 = 130,824,022.40/x
  3. Step 3: Cross multiply
    145,156,745.60x = 217,735,118.40 × 130,824,022.40
  4. Step 4: Simplify right side
    145,156,745.60x = 28,484,984,006,828,256
  5. Step 5: Solve for x
    x = 28,484,984,006,828,256/145,156,745.60
  6. Step 6: Final answer
    x = 196,236,033.60

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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.