Home / 85,329,068.64-117,733,636.53-51,837,878.25

Finding the Fourth Proportional to 85,329,068.64, 117,733,636.53 and 51,837,878.25

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Solution

The fourth proportional to 85,329,068.64, 117,733,636.53 and 51,837,878.25 is: 71,523,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,329,068.64 : 117,733,636.53 = 51,837,878.25 : x
  2. Step 2: Convert to fraction form
    85,329,068.64/117,733,636.53 = 51,837,878.25/x
  3. Step 3: Cross multiply
    85,329,068.64x = 117,733,636.53 × 51,837,878.25
  4. Step 4: Simplify right side
    85,329,068.64x = 6,103,061,916,371,893
  5. Step 5: Solve for x
    x = 6,103,061,916,371,893/85,329,068.64
  6. Step 6: Final answer
    x = 71,523,831.37

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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.