Home / 189,136,614.24-260,909,280.24-153,893,772

Finding the Fourth Proportional to 189,136,614.24, 260,909,280.24 and 153,893,772

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Solution

The fourth proportional to 189,136,614.24, 260,909,280.24 and 153,893,772 is: 212,292,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,136,614.24 : 260,909,280.24 = 153,893,772 : x
  2. Step 2: Convert to fraction form
    189,136,614.24/260,909,280.24 = 153,893,772/x
  3. Step 3: Cross multiply
    189,136,614.24x = 260,909,280.24 × 153,893,772
  4. Step 4: Simplify right side
    189,136,614.24x = 40,152,313,285,938,664
  5. Step 5: Solve for x
    x = 40,152,313,285,938,664/189,136,614.24
  6. Step 6: Final answer
    x = 212,292,651.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.