Home / 253,808,630.60-380,714,259.64-115,537,539.16

Finding the Fourth Proportional to 253,808,630.60, 380,714,259.64 and 115,537,539.16

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Solution

The fourth proportional to 253,808,630.60, 380,714,259.64 and 115,537,539.16 is: 173,306,906.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,808,630.60 : 380,714,259.64 = 115,537,539.16 : x
  2. Step 2: Convert to fraction form
    253,808,630.60/380,714,259.64 = 115,537,539.16/x
  3. Step 3: Cross multiply
    253,808,630.60x = 380,714,259.64 × 115,537,539.16
  4. Step 4: Simplify right side
    253,808,630.60x = 43,986,788,681,926,904
  5. Step 5: Solve for x
    x = 43,986,788,681,926,904/253,808,630.60
  6. Step 6: Final answer
    x = 173,306,906.77

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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.