Home / 165,980,643.20-248,803,003.20-97,788,233.60

Finding the Fourth Proportional to 165,980,643.20, 248,803,003.20 and 97,788,233.60

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Solution

The fourth proportional to 165,980,643.20, 248,803,003.20 and 97,788,233.60 is: 146,583,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,980,643.20 : 248,803,003.20 = 97,788,233.60 : x
  2. Step 2: Convert to fraction form
    165,980,643.20/248,803,003.20 = 97,788,233.60/x
  3. Step 3: Cross multiply
    165,980,643.20x = 248,803,003.20 × 97,788,233.60
  4. Step 4: Simplify right side
    165,980,643.20x = 24,330,006,197,303,144
  5. Step 5: Solve for x
    x = 24,330,006,197,303,144/165,980,643.20
  6. Step 6: Final answer
    x = 146,583,395.08

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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.