Home / 155,376,625.60-233,064,938.40-53,143,998.40

Finding the Fourth Proportional to 155,376,625.60, 233,064,938.40 and 53,143,998.40

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Solution

The fourth proportional to 155,376,625.60, 233,064,938.40 and 53,143,998.40 is: 79,715,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,376,625.60 : 233,064,938.40 = 53,143,998.40 : x
  2. Step 2: Convert to fraction form
    155,376,625.60/233,064,938.40 = 53,143,998.40/x
  3. Step 3: Cross multiply
    155,376,625.60x = 233,064,938.40 × 53,143,998.40
  4. Step 4: Simplify right side
    155,376,625.60x = 12,386,002,713,425,698
  5. Step 5: Solve for x
    x = 12,386,002,713,425,698/155,376,625.60
  6. Step 6: Final answer
    x = 79,715,997.60

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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.