Home / 242,533,370.80-363,847,295.40-70,015,812.40

Finding the Fourth Proportional to 242,533,370.80, 363,847,295.40 and 70,015,812.40

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Solution

The fourth proportional to 242,533,370.80, 363,847,295.40 and 70,015,812.40 is: 105,037,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,533,370.80 : 363,847,295.40 = 70,015,812.40 : x
  2. Step 2: Convert to fraction form
    242,533,370.80/363,847,295.40 = 70,015,812.40/x
  3. Step 3: Cross multiply
    242,533,370.80x = 363,847,295.40 × 70,015,812.40
  4. Step 4: Simplify right side
    242,533,370.80x = 25,475,063,976,973,784
  5. Step 5: Solve for x
    x = 25,475,063,976,973,784/242,533,370.80
  6. Step 6: Final answer
    x = 105,037,355.86

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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.