Home / 683,318,429.66-942,974,738.10-370,045,474.72

Finding the Fourth Proportional to 683,318,429.66, 942,974,738.10 and 370,045,474.72

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Solution

The fourth proportional to 683,318,429.66, 942,974,738.10 and 370,045,474.72 is: 510,660,212.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,318,429.66 : 942,974,738.10 = 370,045,474.72 : x
  2. Step 2: Convert to fraction form
    683,318,429.66/942,974,738.10 = 370,045,474.72/x
  3. Step 3: Cross multiply
    683,318,429.66x = 942,974,738.10 × 370,045,474.72
  4. Step 4: Simplify right side
    683,318,429.66x = 348,943,534,606,824,704
  5. Step 5: Solve for x
    x = 348,943,534,606,824,704/683,318,429.66
  6. Step 6: Final answer
    x = 510,660,212.66

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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.