Home / 161,767,920.60-242,651,880.90-52,592,880.60

Finding the Fourth Proportional to 161,767,920.60, 242,651,880.90 and 52,592,880.60

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Solution

The fourth proportional to 161,767,920.60, 242,651,880.90 and 52,592,880.60 is: 78,889,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,767,920.60 : 242,651,880.90 = 52,592,880.60 : x
  2. Step 2: Convert to fraction form
    161,767,920.60/242,651,880.90 = 52,592,880.60/x
  3. Step 3: Cross multiply
    161,767,920.60x = 242,651,880.90 × 52,592,880.60
  4. Step 4: Simplify right side
    161,767,920.60x = 12,761,761,399,539,122
  5. Step 5: Solve for x
    x = 12,761,761,399,539,122/161,767,920.60
  6. Step 6: Final answer
    x = 78,889,320.90

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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.