Home / 70,986,502.40-106,437,763.20-36,974,278.40

Finding the Fourth Proportional to 70,986,502.40, 106,437,763.20 and 36,974,278.40

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Solution

The fourth proportional to 70,986,502.40, 106,437,763.20 and 36,974,278.40 is: 55,439,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,986,502.40 : 106,437,763.20 = 36,974,278.40 : x
  2. Step 2: Convert to fraction form
    70,986,502.40/106,437,763.20 = 36,974,278.40/x
  3. Step 3: Cross multiply
    70,986,502.40x = 106,437,763.20 × 36,974,278.40
  4. Step 4: Simplify right side
    70,986,502.40x = 3,935,459,488,830,075
  5. Step 5: Solve for x
    x = 3,935,459,488,830,075/70,986,502.40
  6. Step 6: Final answer
    x = 55,439,546.33

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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.