Home / 122,411,948.40-183,617,922.60-45,725,012.10

Finding the Fourth Proportional to 122,411,948.40, 183,617,922.60 and 45,725,012.10

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Solution

The fourth proportional to 122,411,948.40, 183,617,922.60 and 45,725,012.10 is: 68,587,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,411,948.40 : 183,617,922.60 = 45,725,012.10 : x
  2. Step 2: Convert to fraction form
    122,411,948.40/183,617,922.60 = 45,725,012.10/x
  3. Step 3: Cross multiply
    122,411,948.40x = 183,617,922.60 × 45,725,012.10
  4. Step 4: Simplify right side
    122,411,948.40x = 8,395,931,732,661,863
  5. Step 5: Solve for x
    x = 8,395,931,732,661,863/122,411,948.40
  6. Step 6: Final answer
    x = 68,587,518.15

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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.