Home / 85,376,894.61-117,820,089.73-46,218,642.60

Finding the Fourth Proportional to 85,376,894.61, 117,820,089.73 and 46,218,642.60

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Solution

The fourth proportional to 85,376,894.61, 117,820,089.73 and 46,218,642.60 is: 63,781,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,376,894.61 : 117,820,089.73 = 46,218,642.60 : x
  2. Step 2: Convert to fraction form
    85,376,894.61/117,820,089.73 = 46,218,642.60/x
  3. Step 3: Cross multiply
    85,376,894.61x = 117,820,089.73 × 46,218,642.60
  4. Step 4: Simplify right side
    85,376,894.61x = 5,445,484,618,330,801
  5. Step 5: Solve for x
    x = 5,445,484,618,330,801/85,376,894.61
  6. Step 6: Final answer
    x = 63,781,713.35

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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.