Home / 2,012,791,908.81-2,777,619,671.95-1,177,557,975.57

Finding the Fourth Proportional to 2,012,791,908.81, 2,777,619,671.95 and 1,177,557,975.57

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Solution

The fourth proportional to 2,012,791,908.81, 2,777,619,671.95 and 1,177,557,975.57 is: 1,625,010,605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,791,908.81 : 2,777,619,671.95 = 1,177,557,975.57 : x
  2. Step 2: Convert to fraction form
    2,012,791,908.81/2,777,619,671.95 = 1,177,557,975.57/x
  3. Step 3: Cross multiply
    2,012,791,908.81x = 2,777,619,671.95 × 1,177,557,975.57
  4. Step 4: Simplify right side
    2,012,791,908.81x = 3,270,808,197,804,849,152
  5. Step 5: Solve for x
    x = 3,270,808,197,804,849,152/2,012,791,908.81
  6. Step 6: Final answer
    x = 1,625,010,605.16

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1.5x scale

Why These Related Problems?

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