Home / 760,404,672,022.80-1,140,607,008,034.20-637,669,861,107.60

Finding the Fourth Proportional to 760,404,672,022.80, 1,140,607,008,034.20 and 637,669,861,107.60

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Solution

The fourth proportional to 760,404,672,022.80, 1,140,607,008,034.20 and 637,669,861,107.60 is: 956,504,791,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,404,672,022.80 : 1,140,607,008,034.20 = 637,669,861,107.60 : x
  2. Step 2: Convert to fraction form
    760,404,672,022.80/1,140,607,008,034.20 = 637,669,861,107.60/x
  3. Step 3: Cross multiply
    760,404,672,022.80x = 1,140,607,008,034.20 × 637,669,861,107.60
  4. Step 4: Simplify right side
    760,404,672,022.80x = 727,330,712,391,523,458,088,960
  5. Step 5: Solve for x
    x = 727,330,712,391,523,458,088,960/760,404,672,022.80
  6. Step 6: Final answer
    x = 956,504,791,661.40

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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.