Home / 104,205,155.29-143,803,336.77-57,162,615.62

Finding the Fourth Proportional to 104,205,155.29, 143,803,336.77 and 57,162,615.62

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Solution

The fourth proportional to 104,205,155.29, 143,803,336.77 and 57,162,615.62 is: 78,884,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,205,155.29 : 143,803,336.77 = 57,162,615.62 : x
  2. Step 2: Convert to fraction form
    104,205,155.29/143,803,336.77 = 57,162,615.62/x
  3. Step 3: Cross multiply
    104,205,155.29x = 143,803,336.77 × 57,162,615.62
  4. Step 4: Simplify right side
    104,205,155.29x = 8,220,174,865,291,594
  5. Step 5: Solve for x
    x = 8,220,174,865,291,594/104,205,155.29
  6. Step 6: Final answer
    x = 78,884,531.60

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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.