Home / 983,189,072.89-1,356,801,464.96-531,067,038.14

Finding the Fourth Proportional to 983,189,072.89, 1,356,801,464.96 and 531,067,038.14

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Solution

The fourth proportional to 983,189,072.89, 1,356,801,464.96 and 531,067,038.14 is: 732,872,806.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,189,072.89 : 1,356,801,464.96 = 531,067,038.14 : x
  2. Step 2: Convert to fraction form
    983,189,072.89/1,356,801,464.96 = 531,067,038.14/x
  3. Step 3: Cross multiply
    983,189,072.89x = 1,356,801,464.96 × 531,067,038.14
  4. Step 4: Simplify right side
    983,189,072.89x = 720,552,535,330,880,768
  5. Step 5: Solve for x
    x = 720,552,535,330,880,768/983,189,072.89
  6. Step 6: Final answer
    x = 732,872,806.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.