Home / 989,219,926,838-2,142,700,984,300

Finding the Third Proportional to 989,219,926,838 and 2,142,700,984,300

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Solution

The third proportional to 989,219,926,838 and 2,142,700,984,300 is: 4,641,199,983,501.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,219,926,838 : 2,142,700,984,300 = 2,142,700,984,300 : x
  2. Step 2: Convert to fraction form
    989,219,926,838/2,142,700,984,300 = 2,142,700,984,300/x
  3. Step 3: Cross multiply
    989,219,926,838x = 2,142,700,984,300 × 2,142,700,984,300
  4. Step 4: Simplify right side
    989,219,926,838x = 4,591,167,508,120,188,695,347,200
  5. Step 5: Solve for x
    x = 4,591,167,508,120,188,695,347,200/989,219,926,838
  6. Step 6: Final answer
    x = 4,641,199,983,501.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.