Home / 605,369,001.07-908,053,513.62-145,307,170.45

Finding the Fourth Proportional to 605,369,001.07, 908,053,513.62 and 145,307,170.45

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Solution

The fourth proportional to 605,369,001.07, 908,053,513.62 and 145,307,170.45 is: 217,960,758.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,369,001.07 : 908,053,513.62 = 145,307,170.45 : x
  2. Step 2: Convert to fraction form
    605,369,001.07/908,053,513.62 = 145,307,170.45/x
  3. Step 3: Cross multiply
    605,369,001.07x = 908,053,513.62 × 145,307,170.45
  4. Step 4: Simplify right side
    605,369,001.07x = 131,946,686,676,035,920
  5. Step 5: Solve for x
    x = 131,946,686,676,035,920/605,369,001.07
  6. Step 6: Final answer
    x = 217,960,758.55

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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.