Home / 816,530,516,272.62-1,126,808,183,699.40-450,721,519,737.10

Finding the Fourth Proportional to 816,530,516,272.62, 1,126,808,183,699.40 and 450,721,519,737.10

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Solution

The fourth proportional to 816,530,516,272.62, 1,126,808,183,699.40 and 450,721,519,737.10 is: 621,993,528,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,530,516,272.62 : 1,126,808,183,699.40 = 450,721,519,737.10 : x
  2. Step 2: Convert to fraction form
    816,530,516,272.62/1,126,808,183,699.40 = 450,721,519,737.10/x
  3. Step 3: Cross multiply
    816,530,516,272.62x = 1,126,808,183,699.40 × 450,721,519,737.10
  4. Step 4: Simplify right side
    816,530,516,272.62x = 507,876,697,009,194,828,562,432
  5. Step 5: Solve for x
    x = 507,876,697,009,194,828,562,432/816,530,516,272.62
  6. Step 6: Final answer
    x = 621,993,528,579.44

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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.