Home / 161,920,933.60-242,993,374.80-116,515,314.40

Finding the Fourth Proportional to 161,920,933.60, 242,993,374.80 and 116,515,314.40

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Solution

The fourth proportional to 161,920,933.60, 242,993,374.80 and 116,515,314.40 is: 174,853,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,920,933.60 : 242,993,374.80 = 116,515,314.40 : x
  2. Step 2: Convert to fraction form
    161,920,933.60/242,993,374.80 = 116,515,314.40/x
  3. Step 3: Cross multiply
    161,920,933.60x = 242,993,374.80 × 116,515,314.40
  4. Step 4: Simplify right side
    161,920,933.60x = 28,312,449,461,939,040
  5. Step 5: Solve for x
    x = 28,312,449,461,939,040/161,920,933.60
  6. Step 6: Final answer
    x = 174,853,546.31

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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.