Home / 102,365,990.96-153,548,986.88-34,208,682.72

Finding the Fourth Proportional to 102,365,990.96, 153,548,986.88 and 34,208,682.72

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Solution

The fourth proportional to 102,365,990.96, 153,548,986.88 and 34,208,682.72 is: 51,313,024.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,365,990.96 : 153,548,986.88 = 34,208,682.72 : x
  2. Step 2: Convert to fraction form
    102,365,990.96/153,548,986.88 = 34,208,682.72/x
  3. Step 3: Cross multiply
    102,365,990.96x = 153,548,986.88 × 34,208,682.72
  4. Step 4: Simplify right side
    102,365,990.96x = 5,252,708,574,155,362
  5. Step 5: Solve for x
    x = 5,252,708,574,155,362/102,365,990.96
  6. Step 6: Final answer
    x = 51,313,024.23

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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.