Home / 85,618,917.12-118,154,423.74-46,460,702.16

Finding the Fourth Proportional to 85,618,917.12, 118,154,423.74 and 46,460,702.16

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Solution

The fourth proportional to 85,618,917.12, 118,154,423.74 and 46,460,702.16 is: 64,115,941.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,618,917.12 : 118,154,423.74 = 46,460,702.16 : x
  2. Step 2: Convert to fraction form
    85,618,917.12/118,154,423.74 = 46,460,702.16/x
  3. Step 3: Cross multiply
    85,618,917.12x = 118,154,423.74 × 46,460,702.16
  4. Step 4: Simplify right side
    85,618,917.12x = 5,489,537,490,270,573
  5. Step 5: Solve for x
    x = 5,489,537,490,270,573/85,618,917.12
  6. Step 6: Final answer
    x = 64,115,941.60

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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.