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Finding the Third Proportional to 4,547,537,690.63 and 9,895,840,382.25

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Solution

The third proportional to 4,547,537,690.63 and 9,895,840,382.25 is: 21,534,215,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547,537,690.63 : 9,895,840,382.25 = 9,895,840,382.25 : x
  2. Step 2: Convert to fraction form
    4,547,537,690.63/9,895,840,382.25 = 9,895,840,382.25/x
  3. Step 3: Cross multiply
    4,547,537,690.63x = 9,895,840,382.25 × 9,895,840,382.25
  4. Step 4: Simplify right side
    4,547,537,690.63x = 97,927,656,870,969,819,136
  5. Step 5: Solve for x
    x = 97,927,656,870,969,819,136/4,547,537,690.63
  6. Step 6: Final answer
    x = 21,534,215,554.24

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.