Home / 760,404,672,022.70-1,140,607,008,034.10-637,669,861,107.55

Finding the Fourth Proportional to 760,404,672,022.70, 1,140,607,008,034.10 and 637,669,861,107.55

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Solution

The fourth proportional to 760,404,672,022.70, 1,140,607,008,034.10 and 637,669,861,107.55 is: 956,504,791,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,404,672,022.70 : 1,140,607,008,034.10 = 637,669,861,107.55 : x
  2. Step 2: Convert to fraction form
    760,404,672,022.70/1,140,607,008,034.10 = 637,669,861,107.55/x
  3. Step 3: Cross multiply
    760,404,672,022.70x = 1,140,607,008,034.10 × 637,669,861,107.55
  4. Step 4: Simplify right side
    760,404,672,022.70x = 727,330,712,391,402,796,351,488
  5. Step 5: Solve for x
    x = 727,330,712,391,402,796,351,488/760,404,672,022.70
  6. Step 6: Final answer
    x = 956,504,791,661.37

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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.