Home / 101,143,192.16-139,577,605.65-54,733,446.53

Finding the Fourth Proportional to 101,143,192.16, 139,577,605.65 and 54,733,446.53

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Solution

The fourth proportional to 101,143,192.16, 139,577,605.65 and 54,733,446.53 is: 75,532,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,192.16 : 139,577,605.65 = 54,733,446.53 : x
  2. Step 2: Convert to fraction form
    101,143,192.16/139,577,605.65 = 54,733,446.53/x
  3. Step 3: Cross multiply
    101,143,192.16x = 139,577,605.65 × 54,733,446.53
  4. Step 4: Simplify right side
    101,143,192.16x = 7,639,563,414,931,813
  5. Step 5: Solve for x
    x = 7,639,563,414,931,813/101,143,192.16
  6. Step 6: Final answer
    x = 75,532,156.46

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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.