Home / 405,374,701.20-608,062,051.80-233,187,817.20

Finding the Fourth Proportional to 405,374,701.20, 608,062,051.80 and 233,187,817.20

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Solution

The fourth proportional to 405,374,701.20, 608,062,051.80 and 233,187,817.20 is: 349,781,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,374,701.20 : 608,062,051.80 = 233,187,817.20 : x
  2. Step 2: Convert to fraction form
    405,374,701.20/608,062,051.80 = 233,187,817.20/x
  3. Step 3: Cross multiply
    405,374,701.20x = 608,062,051.80 × 233,187,817.20
  4. Step 4: Simplify right side
    405,374,701.20x = 141,792,662,581,395,312
  5. Step 5: Solve for x
    x = 141,792,662,581,395,312/405,374,701.20
  6. Step 6: Final answer
    x = 349,781,725.80

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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.