Home / 119,868,730.40-179,808,140.32-37,990,839.51

Finding the Fourth Proportional to 119,868,730.40, 179,808,140.32 and 37,990,839.51

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Solution

The fourth proportional to 119,868,730.40, 179,808,140.32 and 37,990,839.51 is: 56,987,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,868,730.40 : 179,808,140.32 = 37,990,839.51 : x
  2. Step 2: Convert to fraction form
    119,868,730.40/179,808,140.32 = 37,990,839.51/x
  3. Step 3: Cross multiply
    119,868,730.40x = 179,808,140.32 × 37,990,839.51
  4. Step 4: Simplify right side
    119,868,730.40x = 6,831,062,201,393,702
  5. Step 5: Solve for x
    x = 6,831,062,201,393,702/119,868,730.40
  6. Step 6: Final answer
    x = 56,987,858.12

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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.