Home / 528,867,701.70-793,301,552.55-140,689,781.70

Finding the Fourth Proportional to 528,867,701.70, 793,301,552.55 and 140,689,781.70

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Solution

The fourth proportional to 528,867,701.70, 793,301,552.55 and 140,689,781.70 is: 211,034,672.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,867,701.70 : 793,301,552.55 = 140,689,781.70 : x
  2. Step 2: Convert to fraction form
    528,867,701.70/793,301,552.55 = 140,689,781.70/x
  3. Step 3: Cross multiply
    528,867,701.70x = 793,301,552.55 × 140,689,781.70
  4. Step 4: Simplify right side
    528,867,701.70x = 111,609,422,250,530,560
  5. Step 5: Solve for x
    x = 111,609,422,250,530,560/528,867,701.70
  6. Step 6: Final answer
    x = 211,034,672.55

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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.