Home / 375,623,999.80-563,435,999.70-102,994,329.40

Finding the Fourth Proportional to 375,623,999.80, 563,435,999.70 and 102,994,329.40

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Solution

The fourth proportional to 375,623,999.80, 563,435,999.70 and 102,994,329.40 is: 154,491,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,623,999.80 : 563,435,999.70 = 102,994,329.40 : x
  2. Step 2: Convert to fraction form
    375,623,999.80/563,435,999.70 = 102,994,329.40/x
  3. Step 3: Cross multiply
    375,623,999.80x = 563,435,999.70 × 102,994,329.40
  4. Step 4: Simplify right side
    375,623,999.80x = 58,030,712,948,920,112
  5. Step 5: Solve for x
    x = 58,030,712,948,920,112/375,623,999.80
  6. Step 6: Final answer
    x = 154,491,494.10

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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.