Home / 353,680,088.88-488,067,081.48-202,997,549.28

Finding the Fourth Proportional to 353,680,088.88, 488,067,081.48 and 202,997,549.28

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Solution

The fourth proportional to 353,680,088.88, 488,067,081.48 and 202,997,549.28 is: 280,130,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,680,088.88 : 488,067,081.48 = 202,997,549.28 : x
  2. Step 2: Convert to fraction form
    353,680,088.88/488,067,081.48 = 202,997,549.28/x
  3. Step 3: Cross multiply
    353,680,088.88x = 488,067,081.48 × 202,997,549.28
  4. Step 4: Simplify right side
    353,680,088.88x = 99,076,421,424,682,080
  5. Step 5: Solve for x
    x = 99,076,421,424,682,080/353,680,088.88
  6. Step 6: Final answer
    x = 280,130,051.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.