Home / 419,742,210.40-629,694,015.90-160,937,247.40

Finding the Fourth Proportional to 419,742,210.40, 629,694,015.90 and 160,937,247.40

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Solution

The fourth proportional to 419,742,210.40, 629,694,015.90 and 160,937,247.40 is: 241,436,813.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,742,210.40 : 629,694,015.90 = 160,937,247.40 : x
  2. Step 2: Convert to fraction form
    419,742,210.40/629,694,015.90 = 160,937,247.40/x
  3. Step 3: Cross multiply
    419,742,210.40x = 629,694,015.90 × 160,937,247.40
  4. Step 4: Simplify right side
    419,742,210.40x = 101,341,221,623,197,840
  5. Step 5: Solve for x
    x = 101,341,221,623,197,840/419,742,210.40
  6. Step 6: Final answer
    x = 241,436,813.15

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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.