Home / 1,443,622,415.40-2,165,433,623.10-523,528,770.60

Finding the Fourth Proportional to 1,443,622,415.40, 2,165,433,623.10 and 523,528,770.60

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Solution

The fourth proportional to 1,443,622,415.40, 2,165,433,623.10 and 523,528,770.60 is: 785,293,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,622,415.40 : 2,165,433,623.10 = 523,528,770.60 : x
  2. Step 2: Convert to fraction form
    1,443,622,415.40/2,165,433,623.10 = 523,528,770.60/x
  3. Step 3: Cross multiply
    1,443,622,415.40x = 2,165,433,623.10 × 523,528,770.60
  4. Step 4: Simplify right side
    1,443,622,415.40x = 1,133,666,802,517,446,784
  5. Step 5: Solve for x
    x = 1,133,666,802,517,446,784/1,443,622,415.40
  6. Step 6: Final answer
    x = 785,293,155.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.