Home / 141,088,859.51-211,660,543.45-53,643,577.44

Finding the Fourth Proportional to 141,088,859.51, 211,660,543.45 and 53,643,577.44

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Solution

The fourth proportional to 141,088,859.51, 211,660,543.45 and 53,643,577.44 is: 80,475,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,088,859.51 : 211,660,543.45 = 53,643,577.44 : x
  2. Step 2: Convert to fraction form
    141,088,859.51/211,660,543.45 = 53,643,577.44/x
  3. Step 3: Cross multiply
    141,088,859.51x = 211,660,543.45 × 53,643,577.44
  4. Step 4: Simplify right side
    141,088,859.51x = 11,354,228,752,921,274
  5. Step 5: Solve for x
    x = 11,354,228,752,921,274/141,088,859.51
  6. Step 6: Final answer
    x = 80,475,728.51

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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.