Home / 39,292,172,643,687-54,219,559,403,443-21,733,116,481,486

Finding the Fourth Proportional to 39,292,172,643,687, 54,219,559,403,443 and 21,733,116,481,486

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Solution

The fourth proportional to 39,292,172,643,687, 54,219,559,403,443 and 21,733,116,481,486 is: 29,989,688,042,338.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292,172,643,687 : 54,219,559,403,443 = 21,733,116,481,486 : x
  2. Step 2: Convert to fraction form
    39,292,172,643,687/54,219,559,403,443 = 21,733,116,481,486/x
  3. Step 3: Cross multiply
    39,292,172,643,687x = 54,219,559,403,443 × 21,733,116,481,486
  4. Step 4: Simplify right side
    39,292,172,643,687x = 1,178,360,000,089,876,314,189,725,696
  5. Step 5: Solve for x
    x = 1,178,360,000,089,876,314,189,725,696/39,292,172,643,687
  6. Step 6: Final answer
    x = 29,989,688,042,338.41

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.