Home / 85,640,516.25-118,184,042.31-46,482,307.32

Finding the Fourth Proportional to 85,640,516.25, 118,184,042.31 and 46,482,307.32

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Solution

The fourth proportional to 85,640,516.25, 118,184,042.31 and 46,482,307.32 is: 64,145,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,640,516.25 : 118,184,042.31 = 46,482,307.32 : x
  2. Step 2: Convert to fraction form
    85,640,516.25/118,184,042.31 = 46,482,307.32/x
  3. Step 3: Cross multiply
    85,640,516.25x = 118,184,042.31 × 46,482,307.32
  4. Step 4: Simplify right side
    85,640,516.25x = 5,493,466,974,973,303
  5. Step 5: Solve for x
    x = 5,493,466,974,973,303/85,640,516.25
  6. Step 6: Final answer
    x = 64,145,654.60

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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.