Home / 65,508,909,407,912-90,405,136,712,208-36,277,452,382,128

Finding the Fourth Proportional to 65,508,909,407,912, 90,405,136,712,208 and 36,277,452,382,128

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Solution

The fourth proportional to 65,508,909,407,912, 90,405,136,712,208 and 36,277,452,382,128 is: 50,064,457,977,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,508,909,407,912 : 90,405,136,712,208 = 36,277,452,382,128 : x
  2. Step 2: Convert to fraction form
    65,508,909,407,912/90,405,136,712,208 = 36,277,452,382,128/x
  3. Step 3: Cross multiply
    65,508,909,407,912x = 90,405,136,712,208 × 36,277,452,382,128
  4. Step 4: Simplify right side
    65,508,909,407,912x = 3,279,668,042,176,897,696,091,078,656
  5. Step 5: Solve for x
    x = 3,279,668,042,176,897,696,091,078,656/65,508,909,407,912
  6. Step 6: Final answer
    x = 50,064,457,977,082.24

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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.