Home / 816,530,516,275.76-1,126,808,183,703.70-450,721,519,740.23

Finding the Fourth Proportional to 816,530,516,275.76, 1,126,808,183,703.70 and 450,721,519,740.23

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Solution

The fourth proportional to 816,530,516,275.76, 1,126,808,183,703.70 and 450,721,519,740.23 is: 621,993,528,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,530,516,275.76 : 1,126,808,183,703.70 = 450,721,519,740.23 : x
  2. Step 2: Convert to fraction form
    816,530,516,275.76/1,126,808,183,703.70 = 450,721,519,740.23/x
  3. Step 3: Cross multiply
    816,530,516,275.76x = 1,126,808,183,703.70 × 450,721,519,740.23
  4. Step 4: Simplify right side
    816,530,516,275.76x = 507,876,697,014,659,906,011,136
  5. Step 5: Solve for x
    x = 507,876,697,014,659,906,011,136/816,530,516,275.76
  6. Step 6: Final answer
    x = 621,993,528,583.74

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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.