Home / 183,478,291.20-253,200,083.58-100,972,075.95

Finding the Fourth Proportional to 183,478,291.20, 253,200,083.58 and 100,972,075.95

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Solution

The fourth proportional to 183,478,291.20, 253,200,083.58 and 100,972,075.95 is: 139,341,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,478,291.20 : 253,200,083.58 = 100,972,075.95 : x
  2. Step 2: Convert to fraction form
    183,478,291.20/253,200,083.58 = 100,972,075.95/x
  3. Step 3: Cross multiply
    183,478,291.20x = 253,200,083.58 × 100,972,075.95
  4. Step 4: Simplify right side
    183,478,291.20x = 25,566,138,069,786,108
  5. Step 5: Solve for x
    x = 25,566,138,069,786,108/183,478,291.20
  6. Step 6: Final answer
    x = 139,341,487.77

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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.