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Finding the Third Proportional to 2,868,585,843 and 4,220,849,920.50

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Solution

The third proportional to 2,868,585,843 and 4,220,849,920.50 is: 6,210,577,276.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,585,843 : 4,220,849,920.50 = 4,220,849,920.50 : x
  2. Step 2: Convert to fraction form
    2,868,585,843/4,220,849,920.50 = 4,220,849,920.50/x
  3. Step 3: Cross multiply
    2,868,585,843x = 4,220,849,920.50 × 4,220,849,920.50
  4. Step 4: Simplify right side
    2,868,585,843x = 17,815,574,051,384,856,576
  5. Step 5: Solve for x
    x = 17,815,574,051,384,856,576/2,868,585,843
  6. Step 6: Final answer
    x = 6,210,577,276.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.