Home / 122,411,918.40-183,617,877.60-45,724,982.10

Finding the Fourth Proportional to 122,411,918.40, 183,617,877.60 and 45,724,982.10

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Solution

The fourth proportional to 122,411,918.40, 183,617,877.60 and 45,724,982.10 is: 68,587,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,411,918.40 : 183,617,877.60 = 45,724,982.10 : x
  2. Step 2: Convert to fraction form
    122,411,918.40/183,617,877.60 = 45,724,982.10/x
  3. Step 3: Cross multiply
    122,411,918.40x = 183,617,877.60 × 45,724,982.10
  4. Step 4: Simplify right side
    122,411,918.40x = 8,395,924,166,499,991
  5. Step 5: Solve for x
    x = 8,395,924,166,499,991/122,411,918.40
  6. Step 6: Final answer
    x = 68,587,473.15

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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.