Home / 122,272,377.87-183,408,533.97-83,817,307.11

Finding the Fourth Proportional to 122,272,377.87, 183,408,533.97 and 83,817,307.11

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Solution

The fourth proportional to 122,272,377.87, 183,408,533.97 and 83,817,307.11 is: 125,725,938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,272,377.87 : 183,408,533.97 = 83,817,307.11 : x
  2. Step 2: Convert to fraction form
    122,272,377.87/183,408,533.97 = 83,817,307.11/x
  3. Step 3: Cross multiply
    122,272,377.87x = 183,408,533.97 × 83,817,307.11
  4. Step 4: Simplify right side
    122,272,377.87x = 15,372,809,418,358,358
  5. Step 5: Solve for x
    x = 15,372,809,418,358,358/122,272,377.87
  6. Step 6: Final answer
    x = 125,725,938.16

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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.