Home / 112,075,433.70-168,113,150.55-39,374,304.90

Finding the Fourth Proportional to 112,075,433.70, 168,113,150.55 and 39,374,304.90

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Solution

The fourth proportional to 112,075,433.70, 168,113,150.55 and 39,374,304.90 is: 59,061,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,075,433.70 : 168,113,150.55 = 39,374,304.90 : x
  2. Step 2: Convert to fraction form
    112,075,433.70/168,113,150.55 = 39,374,304.90/x
  3. Step 3: Cross multiply
    112,075,433.70x = 168,113,150.55 × 39,374,304.90
  4. Step 4: Simplify right side
    112,075,433.70x = 6,619,338,447,455,303
  5. Step 5: Solve for x
    x = 6,619,338,447,455,303/112,075,433.70
  6. Step 6: Final answer
    x = 59,061,457.35

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Double scale
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Similar ratio
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1.5x scale

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.