Home / 642,600,161,162.90-962,841,123,896.60-373,232,990,744.10

Finding the Fourth Proportional to 642,600,161,162.90, 962,841,123,896.60 and 373,232,990,744.10

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Solution

The fourth proportional to 642,600,161,162.90, 962,841,123,896.60 and 373,232,990,744.10 is: 559,234,332,641.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,600,161,162.90 : 962,841,123,896.60 = 373,232,990,744.10 : x
  2. Step 2: Convert to fraction form
    642,600,161,162.90/962,841,123,896.60 = 373,232,990,744.10/x
  3. Step 3: Cross multiply
    642,600,161,162.90x = 962,841,123,896.60 × 373,232,990,744.10
  4. Step 4: Simplify right side
    642,600,161,162.90x = 359,364,072,283,338,516,201,472
  5. Step 5: Solve for x
    x = 359,364,072,283,338,516,201,472/642,600,161,162.90
  6. Step 6: Final answer
    x = 559,234,332,641.63

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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.