Home / 2,758,142,139.10-3,806,316,904.73-1,505,159,756.80

Finding the Fourth Proportional to 2,758,142,139.10, 3,806,316,904.73 and 1,505,159,756.80

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Solution

The fourth proportional to 2,758,142,139.10, 3,806,316,904.73 and 1,505,159,756.80 is: 2,077,164,532.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,142,139.10 : 3,806,316,904.73 = 1,505,159,756.80 : x
  2. Step 2: Convert to fraction form
    2,758,142,139.10/3,806,316,904.73 = 1,505,159,756.80/x
  3. Step 3: Cross multiply
    2,758,142,139.10x = 3,806,316,904.73 × 1,505,159,756.80
  4. Step 4: Simplify right side
    2,758,142,139.10x = 5,729,115,026,627,135,488
  5. Step 5: Solve for x
    x = 5,729,115,026,627,135,488/2,758,142,139.10
  6. Step 6: Final answer
    x = 2,077,164,532.39

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Double scale
Find fourth proportional to 2,758,142,140.10, 3,806,316,906.11 and 1,505,159,757.80
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1.5x scale

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.