Home / 122,411,244.10-183,616,866.15-83,669,195.20

Finding the Fourth Proportional to 122,411,244.10, 183,616,866.15 and 83,669,195.20

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Solution

The fourth proportional to 122,411,244.10, 183,616,866.15 and 83,669,195.20 is: 125,503,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,411,244.10 : 183,616,866.15 = 83,669,195.20 : x
  2. Step 2: Convert to fraction form
    122,411,244.10/183,616,866.15 = 83,669,195.20/x
  3. Step 3: Cross multiply
    122,411,244.10x = 183,616,866.15 × 83,669,195.20
  4. Step 4: Simplify right side
    122,411,244.10x = 15,363,075,415,916,624
  5. Step 5: Solve for x
    x = 15,363,075,415,916,624/122,411,244.10
  6. Step 6: Final answer
    x = 125,503,792.80

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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.