Home / 139,075,505.40-208,603,926.90-36,837,348.60

Finding the Fourth Proportional to 139,075,505.40, 208,603,926.90 and 36,837,348.60

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Solution

The fourth proportional to 139,075,505.40, 208,603,926.90 and 36,837,348.60 is: 55,253,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,075,505.40 : 208,603,926.90 = 36,837,348.60 : x
  2. Step 2: Convert to fraction form
    139,075,505.40/208,603,926.90 = 36,837,348.60/x
  3. Step 3: Cross multiply
    139,075,505.40x = 208,603,926.90 × 36,837,348.60
  4. Step 4: Simplify right side
    139,075,505.40x = 7,684,415,574,544,218
  5. Step 5: Solve for x
    x = 7,684,415,574,544,218/139,075,505.40
  6. Step 6: Final answer
    x = 55,253,551.32

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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.