Home / 79,517,853,008.51-119,275,993,480.47-36,430,756,570.32

Finding the Fourth Proportional to 79,517,853,008.51, 119,275,993,480.47 and 36,430,756,570.32

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Solution

The fourth proportional to 79,517,853,008.51, 119,275,993,480.47 and 36,430,756,570.32 is: 54,645,774,738.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,517,853,008.51 : 119,275,993,480.47 = 36,430,756,570.32 : x
  2. Step 2: Convert to fraction form
    79,517,853,008.51/119,275,993,480.47 = 36,430,756,570.32/x
  3. Step 3: Cross multiply
    79,517,853,008.51x = 119,275,993,480.47 × 36,430,756,570.32
  4. Step 4: Simplify right side
    79,517,853,008.51x = 4,345,314,683,170,078,064,640
  5. Step 5: Solve for x
    x = 4,345,314,683,170,078,064,640/79,517,853,008.51
  6. Step 6: Final answer
    x = 54,645,774,738.22

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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.