Home / 603,072,024.30-904,608,036.45-215,332,670.70

Finding the Fourth Proportional to 603,072,024.30, 904,608,036.45 and 215,332,670.70

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Solution

The fourth proportional to 603,072,024.30, 904,608,036.45 and 215,332,670.70 is: 322,999,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,072,024.30 : 904,608,036.45 = 215,332,670.70 : x
  2. Step 2: Convert to fraction form
    603,072,024.30/904,608,036.45 = 215,332,670.70/x
  3. Step 3: Cross multiply
    603,072,024.30x = 904,608,036.45 × 215,332,670.70
  4. Step 4: Simplify right side
    603,072,024.30x = 194,791,664,425,461,440
  5. Step 5: Solve for x
    x = 194,791,664,425,461,440/603,072,024.30
  6. Step 6: Final answer
    x = 322,999,006.05

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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.