Home / 45,345,489,206.40-67,968,349,214.40-15,886,368,259.20

Finding the Fourth Proportional to 45,345,489,206.40, 67,968,349,214.40 and 15,886,368,259.20

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Solution

The fourth proportional to 45,345,489,206.40, 67,968,349,214.40 and 15,886,368,259.20 is: 23,812,075,787.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,345,489,206.40 : 67,968,349,214.40 = 15,886,368,259.20 : x
  2. Step 2: Convert to fraction form
    45,345,489,206.40/67,968,349,214.40 = 15,886,368,259.20/x
  3. Step 3: Cross multiply
    45,345,489,206.40x = 67,968,349,214.40 × 15,886,368,259.20
  4. Step 4: Simplify right side
    45,345,489,206.40x = 1,079,770,225,589,865,545,728
  5. Step 5: Solve for x
    x = 1,079,770,225,589,865,545,728/45,345,489,206.40
  6. Step 6: Final answer
    x = 23,812,075,787.19

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1.5x scale

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.