Home / 190,272,274,081.61-262,580,714,705.89-103,469,920,543.32

Finding the Fourth Proportional to 190,272,274,081.61, 262,580,714,705.89 and 103,469,920,543.32

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Solution

The fourth proportional to 190,272,274,081.61, 262,580,714,705.89 and 103,469,920,543.32 is: 142,791,196,552.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,272,274,081.61 : 262,580,714,705.89 = 103,469,920,543.32 : x
  2. Step 2: Convert to fraction form
    190,272,274,081.61/262,580,714,705.89 = 103,469,920,543.32/x
  3. Step 3: Cross multiply
    190,272,274,081.61x = 262,580,714,705.89 × 103,469,920,543.32
  4. Step 4: Simplify right side
    190,272,274,081.61x = 27,169,205,686,826,619,109,376
  5. Step 5: Solve for x
    x = 27,169,205,686,826,619,109,376/190,272,274,081.61
  6. Step 6: Final answer
    x = 142,791,196,552.23

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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.