Home / 522,421,242.47-783,745,237.85-158,906,150.63

Finding the Fourth Proportional to 522,421,242.47, 783,745,237.85 and 158,906,150.63

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Solution

The fourth proportional to 522,421,242.47, 783,745,237.85 and 158,906,150.63 is: 238,393,711.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,421,242.47 : 783,745,237.85 = 158,906,150.63 : x
  2. Step 2: Convert to fraction form
    522,421,242.47/783,745,237.85 = 158,906,150.63/x
  3. Step 3: Cross multiply
    522,421,242.47x = 783,745,237.85 × 158,906,150.63
  4. Step 4: Simplify right side
    522,421,242.47x = 124,541,938,821,337,280
  5. Step 5: Solve for x
    x = 124,541,938,821,337,280/522,421,242.47
  6. Step 6: Final answer
    x = 238,393,711.24

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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.