Home / 85,376,869.96-117,820,055.70-46,218,617.68

Finding the Fourth Proportional to 85,376,869.96, 117,820,055.70 and 46,218,617.68

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Solution

The fourth proportional to 85,376,869.96, 117,820,055.70 and 46,218,617.68 is: 63,781,678.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,376,869.96 : 117,820,055.70 = 46,218,617.68 : x
  2. Step 2: Convert to fraction form
    85,376,869.96/117,820,055.70 = 46,218,617.68/x
  3. Step 3: Cross multiply
    85,376,869.96x = 117,820,055.70 × 46,218,617.68
  4. Step 4: Simplify right side
    85,376,869.96x = 5,445,480,109,434,605
  5. Step 5: Solve for x
    x = 5,445,480,109,434,605/85,376,869.96
  6. Step 6: Final answer
    x = 63,781,678.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.