Home / 112,075,397.70-168,113,096.55-39,374,268.90

Finding the Fourth Proportional to 112,075,397.70, 168,113,096.55 and 39,374,268.90

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Solution

The fourth proportional to 112,075,397.70, 168,113,096.55 and 39,374,268.90 is: 59,061,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,075,397.70 : 168,113,096.55 = 39,374,268.90 : x
  2. Step 2: Convert to fraction form
    112,075,397.70/168,113,096.55 = 39,374,268.90/x
  3. Step 3: Cross multiply
    112,075,397.70x = 168,113,096.55 × 39,374,268.90
  4. Step 4: Simplify right side
    112,075,397.70x = 6,619,330,269,171,363
  5. Step 5: Solve for x
    x = 6,619,330,269,171,363/112,075,397.70
  6. Step 6: Final answer
    x = 59,061,403.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.