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Finding the Fourth Proportional to 603,072,017.70, 904,608,026.55 and 603,072,017.70

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Solution

The fourth proportional to 603,072,017.70, 904,608,026.55 and 603,072,017.70 is: 904,608,026.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,072,017.70 : 904,608,026.55 = 603,072,017.70 : x
  2. Step 2: Convert to fraction form
    603,072,017.70/904,608,026.55 = 603,072,017.70/x
  3. Step 3: Cross multiply
    603,072,017.70x = 904,608,026.55 × 603,072,017.70
  4. Step 4: Simplify right side
    603,072,017.70x = 545,543,787,799,123,712
  5. Step 5: Solve for x
    x = 545,543,787,799,123,712/603,072,017.70
  6. Step 6: Final answer
    x = 904,608,026.55

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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.