Home / 682,077,543.43-941,035,813.17-556,412,506.35

Finding the Fourth Proportional to 682,077,543.43, 941,035,813.17 and 556,412,506.35

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Solution

The fourth proportional to 682,077,543.43, 941,035,813.17 and 556,412,506.35 is: 767,660,657.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,077,543.43 : 941,035,813.17 = 556,412,506.35 : x
  2. Step 2: Convert to fraction form
    682,077,543.43/941,035,813.17 = 556,412,506.35/x
  3. Step 3: Cross multiply
    682,077,543.43x = 941,035,813.17 × 556,412,506.35
  4. Step 4: Simplify right side
    682,077,543.43x = 523,604,095,367,020,416
  5. Step 5: Solve for x
    x = 523,604,095,367,020,416/682,077,543.43
  6. Step 6: Final answer
    x = 767,660,657.37

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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.