Home / 85,447,265.66-117,916,754.20-46,289,807.05

Finding the Fourth Proportional to 85,447,265.66, 117,916,754.20 and 46,289,807.05

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Solution

The fourth proportional to 85,447,265.66, 117,916,754.20 and 46,289,807.05 is: 63,879,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,447,265.66 : 117,916,754.20 = 46,289,807.05 : x
  2. Step 2: Convert to fraction form
    85,447,265.66/117,916,754.20 = 46,289,807.05/x
  3. Step 3: Cross multiply
    85,447,265.66x = 117,916,754.20 × 46,289,807.05
  4. Step 4: Simplify right side
    85,447,265.66x = 5,458,343,799,690,501
  5. Step 5: Solve for x
    x = 5,458,343,799,690,501/85,447,265.66
  6. Step 6: Final answer
    x = 63,879,677.80

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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.