Home / 295,237,810.80-442,854,383.40-76,887,730.80

Finding the Fourth Proportional to 295,237,810.80, 442,854,383.40 and 76,887,730.80

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Solution

The fourth proportional to 295,237,810.80, 442,854,383.40 and 76,887,730.80 is: 115,330,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,237,810.80 : 442,854,383.40 = 76,887,730.80 : x
  2. Step 2: Convert to fraction form
    295,237,810.80/442,854,383.40 = 76,887,730.80/x
  3. Step 3: Cross multiply
    295,237,810.80x = 442,854,383.40 × 76,887,730.80
  4. Step 4: Simplify right side
    295,237,810.80x = 34,050,068,614,459,184
  5. Step 5: Solve for x
    x = 34,050,068,614,459,184/295,237,810.80
  6. Step 6: Final answer
    x = 115,330,988.68

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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.