Home / 161,700,237.20-242,550,355.80-46,688,531.60

Finding the Fourth Proportional to 161,700,237.20, 242,550,355.80 and 46,688,531.60

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Solution

The fourth proportional to 161,700,237.20, 242,550,355.80 and 46,688,531.60 is: 70,032,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,700,237.20 : 242,550,355.80 = 46,688,531.60 : x
  2. Step 2: Convert to fraction form
    161,700,237.20/242,550,355.80 = 46,688,531.60/x
  3. Step 3: Cross multiply
    161,700,237.20x = 242,550,355.80 × 46,688,531.60
  4. Step 4: Simplify right side
    161,700,237.20x = 11,324,319,951,359,544
  5. Step 5: Solve for x
    x = 11,324,319,951,359,544/161,700,237.20
  6. Step 6: Final answer
    x = 70,032,797.40

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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.