Home / 131,801,900.06-181,849,808.04-103,837,810.98

Finding the Fourth Proportional to 131,801,900.06, 181,849,808.04 and 103,837,810.98

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Solution

The fourth proportional to 131,801,900.06, 181,849,808.04 and 103,837,810.98 is: 143,267,175.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,801,900.06 : 181,849,808.04 = 103,837,810.98 : x
  2. Step 2: Convert to fraction form
    131,801,900.06/181,849,808.04 = 103,837,810.98/x
  3. Step 3: Cross multiply
    131,801,900.06x = 181,849,808.04 × 103,837,810.98
  4. Step 4: Simplify right side
    131,801,900.06x = 18,882,885,994,006,804
  5. Step 5: Solve for x
    x = 18,882,885,994,006,804/131,801,900.06
  6. Step 6: Final answer
    x = 143,267,175.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.