Home / 139,075,307.29-208,607,813.20-56,112,938.65

Finding the Fourth Proportional to 139,075,307.29, 208,607,813.20 and 56,112,938.65

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Solution

The fourth proportional to 139,075,307.29, 208,607,813.20 and 56,112,938.65 is: 84,167,331.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,075,307.29 : 208,607,813.20 = 56,112,938.65 : x
  2. Step 2: Convert to fraction form
    139,075,307.29/208,607,813.20 = 56,112,938.65/x
  3. Step 3: Cross multiply
    139,075,307.29x = 208,607,813.20 × 56,112,938.65
  4. Step 4: Simplify right side
    139,075,307.29x = 11,705,597,424,002,260
  5. Step 5: Solve for x
    x = 11,705,597,424,002,260/139,075,307.29
  6. Step 6: Final answer
    x = 84,167,331.01

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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.