Home / 834,528,217.57-1,151,591,331.60-463,221,019.69

Finding the Fourth Proportional to 834,528,217.57, 1,151,591,331.60 and 463,221,019.69

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Solution

The fourth proportional to 834,528,217.57, 1,151,591,331.60 and 463,221,019.69 is: 639,213,030.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,528,217.57 : 1,151,591,331.60 = 463,221,019.69 : x
  2. Step 2: Convert to fraction form
    834,528,217.57/1,151,591,331.60 = 463,221,019.69/x
  3. Step 3: Cross multiply
    834,528,217.57x = 1,151,591,331.60 × 463,221,019.69
  4. Step 4: Simplify right side
    834,528,217.57x = 533,441,310,887,037,888
  5. Step 5: Solve for x
    x = 533,441,310,887,037,888/834,528,217.57
  6. Step 6: Final answer
    x = 639,213,030.38

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Double scale
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1.5x scale

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.