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Finding the Third Proportional to 53,866,603.50 and 83,578,830

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Solution

The third proportional to 53,866,603.50 and 83,578,830 is: 129,679,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,866,603.50 : 83,578,830 = 83,578,830 : x
  2. Step 2: Convert to fraction form
    53,866,603.50/83,578,830 = 83,578,830/x
  3. Step 3: Cross multiply
    53,866,603.50x = 83,578,830 × 83,578,830
  4. Step 4: Simplify right side
    53,866,603.50x = 6,985,420,824,168,900
  5. Step 5: Solve for x
    x = 6,985,420,824,168,900/53,866,603.50
  6. Step 6: Final answer
    x = 129,679,994.10

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.