Home / 1,376,570,850.12-2,063,386,169.29-785,087,482.17

Finding the Fourth Proportional to 1,376,570,850.12, 2,063,386,169.29 and 785,087,482.17

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Solution

The fourth proportional to 1,376,570,850.12, 2,063,386,169.29 and 785,087,482.17 is: 1,176,792,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,570,850.12 : 2,063,386,169.29 = 785,087,482.17 : x
  2. Step 2: Convert to fraction form
    1,376,570,850.12/2,063,386,169.29 = 785,087,482.17/x
  3. Step 3: Cross multiply
    1,376,570,850.12x = 2,063,386,169.29 × 785,087,482.17
  4. Step 4: Simplify right side
    1,376,570,850.12x = 1,619,938,652,389,371,136
  5. Step 5: Solve for x
    x = 1,619,938,652,389,371,136/1,376,570,850.12
  6. Step 6: Final answer
    x = 1,176,792,790.76

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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.