Home / 85,466,139.39-117,943,316.73-46,307,947.05

Finding the Fourth Proportional to 85,466,139.39, 117,943,316.73 and 46,307,947.05

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Solution

The fourth proportional to 85,466,139.39, 117,943,316.73 and 46,307,947.05 is: 63,904,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,466,139.39 : 117,943,316.73 = 46,307,947.05 : x
  2. Step 2: Convert to fraction form
    85,466,139.39/117,943,316.73 = 46,307,947.05/x
  3. Step 3: Cross multiply
    85,466,139.39x = 117,943,316.73 × 46,307,947.05
  4. Step 4: Simplify right side
    85,466,139.39x = 5,461,712,866,034,219
  5. Step 5: Solve for x
    x = 5,461,712,866,034,219/85,466,139.39
  6. Step 6: Final answer
    x = 63,904,990.97

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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.