Home / 1,889,785,720.20-2,834,678,580.30-1,768,853,368.20

Finding the Fourth Proportional to 1,889,785,720.20, 2,834,678,580.30 and 1,768,853,368.20

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Solution

The fourth proportional to 1,889,785,720.20, 2,834,678,580.30 and 1,768,853,368.20 is: 2,653,280,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,785,720.20 : 2,834,678,580.30 = 1,768,853,368.20 : x
  2. Step 2: Convert to fraction form
    1,889,785,720.20/2,834,678,580.30 = 1,768,853,368.20/x
  3. Step 3: Cross multiply
    1,889,785,720.20x = 2,834,678,580.30 × 1,768,853,368.20
  4. Step 4: Simplify right side
    1,889,785,720.20x = 5,014,130,754,528,049,152
  5. Step 5: Solve for x
    x = 5,014,130,754,528,049,152/1,889,785,720.20
  6. Step 6: Final answer
    x = 2,653,280,052.30

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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.