Home / 659,342,002.10-989,013,003.15-168,054,322.10

Finding the Fourth Proportional to 659,342,002.10, 989,013,003.15 and 168,054,322.10

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Solution

The fourth proportional to 659,342,002.10, 989,013,003.15 and 168,054,322.10 is: 252,081,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,342,002.10 : 989,013,003.15 = 168,054,322.10 : x
  2. Step 2: Convert to fraction form
    659,342,002.10/989,013,003.15 = 168,054,322.10/x
  3. Step 3: Cross multiply
    659,342,002.10x = 989,013,003.15 × 168,054,322.10
  4. Step 4: Simplify right side
    659,342,002.10x = 166,207,909,792,458,400
  5. Step 5: Solve for x
    x = 166,207,909,792,458,400/659,342,002.10
  6. Step 6: Final answer
    x = 252,081,483.15

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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.