Home / 295,733,457.40-443,587,854.98-77,378,965.12

Finding the Fourth Proportional to 295,733,457.40, 443,587,854.98 and 77,378,965.12

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Solution

The fourth proportional to 295,733,457.40, 443,587,854.98 and 77,378,965.12 is: 116,065,221.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,733,457.40 : 443,587,854.98 = 77,378,965.12 : x
  2. Step 2: Convert to fraction form
    295,733,457.40/443,587,854.98 = 77,378,965.12/x
  3. Step 3: Cross multiply
    295,733,457.40x = 443,587,854.98 × 77,378,965.12
  4. Step 4: Simplify right side
    295,733,457.40x = 34,324,369,158,153,040
  5. Step 5: Solve for x
    x = 34,324,369,158,153,040/295,733,457.40
  6. Step 6: Final answer
    x = 116,065,221.23

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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.