Home / 70,224,684.61-96,910,206.47-39,285,370.57

Finding the Fourth Proportional to 70,224,684.61, 96,910,206.47 and 39,285,370.57

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Solution

The fourth proportional to 70,224,684.61, 96,910,206.47 and 39,285,370.57 is: 54,213,890.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,224,684.61 : 96,910,206.47 = 39,285,370.57 : x
  2. Step 2: Convert to fraction form
    70,224,684.61/96,910,206.47 = 39,285,370.57/x
  3. Step 3: Cross multiply
    70,224,684.61x = 96,910,206.47 × 39,285,370.57
  4. Step 4: Simplify right side
    70,224,684.61x = 3,807,153,372,802,823.50
  5. Step 5: Solve for x
    x = 3,807,153,372,802,823.50/70,224,684.61
  6. Step 6: Final answer
    x = 54,213,890.66

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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.