Home / 783,336,389,670.15-1,175,541,310,085.70-273,395,156,630.77

Finding the Fourth Proportional to 783,336,389,670.15, 1,175,541,310,085.70 and 273,395,156,630.77

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Solution

The fourth proportional to 783,336,389,670.15, 1,175,541,310,085.70 and 273,395,156,630.77 is: 410,280,059,543.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,336,389,670.15 : 1,175,541,310,085.70 = 273,395,156,630.77 : x
  2. Step 2: Convert to fraction form
    783,336,389,670.15/1,175,541,310,085.70 = 273,395,156,630.77/x
  3. Step 3: Cross multiply
    783,336,389,670.15x = 1,175,541,310,085.70 × 273,395,156,630.77
  4. Step 4: Simplify right side
    783,336,389,670.15x = 321,387,300,596,820,478,001,152
  5. Step 5: Solve for x
    x = 321,387,300,596,820,478,001,152/783,336,389,670.15
  6. Step 6: Final answer
    x = 410,280,059,543.96

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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.