Home / 85,376,893.61-117,820,088.35-46,218,641.60

Finding the Fourth Proportional to 85,376,893.61, 117,820,088.35 and 46,218,641.60

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Solution

The fourth proportional to 85,376,893.61, 117,820,088.35 and 46,218,641.60 is: 63,781,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,376,893.61 : 117,820,088.35 = 46,218,641.60 : x
  2. Step 2: Convert to fraction form
    85,376,893.61/117,820,088.35 = 46,218,641.60/x
  3. Step 3: Cross multiply
    85,376,893.61x = 117,820,088.35 × 46,218,641.60
  4. Step 4: Simplify right side
    85,376,893.61x = 5,445,484,436,728,985
  5. Step 5: Solve for x
    x = 5,445,484,436,728,985/85,376,893.61
  6. Step 6: Final answer
    x = 63,781,711.97

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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.