Home / 112,075,563.45-168,113,345.18-39,374,434.65

Finding the Fourth Proportional to 112,075,563.45, 168,113,345.18 and 39,374,434.65

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Solution

The fourth proportional to 112,075,563.45, 168,113,345.18 and 39,374,434.65 is: 59,061,651.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,075,563.45 : 168,113,345.18 = 39,374,434.65 : x
  2. Step 2: Convert to fraction form
    112,075,563.45/168,113,345.18 = 39,374,434.65/x
  3. Step 3: Cross multiply
    112,075,563.45x = 168,113,345.18 × 39,374,434.65
  4. Step 4: Simplify right side
    112,075,563.45x = 6,619,367,923,385,931
  5. Step 5: Solve for x
    x = 6,619,367,923,385,931/112,075,563.45
  6. Step 6: Final answer
    x = 59,061,651.98

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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.