Home / 248,645,703.40-372,968,555.10-84,829,015.15

Finding the Fourth Proportional to 248,645,703.40, 372,968,555.10 and 84,829,015.15

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Solution

The fourth proportional to 248,645,703.40, 372,968,555.10 and 84,829,015.15 is: 127,243,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,645,703.40 : 372,968,555.10 = 84,829,015.15 : x
  2. Step 2: Convert to fraction form
    248,645,703.40/372,968,555.10 = 84,829,015.15/x
  3. Step 3: Cross multiply
    248,645,703.40x = 372,968,555.10 × 84,829,015.15
  4. Step 4: Simplify right side
    248,645,703.40x = 31,638,555,211,051,516
  5. Step 5: Solve for x
    x = 31,638,555,211,051,516/248,645,703.40
  6. Step 6: Final answer
    x = 127,243,522.73

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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.