Home / 1,976,594,015.45-2,727,704,921.28-1,072,349,903.30

Finding the Fourth Proportional to 1,976,594,015.45, 2,727,704,921.28 and 1,072,349,903.30

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Solution

The fourth proportional to 1,976,594,015.45, 2,727,704,921.28 and 1,072,349,903.30 is: 1,479,845,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,594,015.45 : 2,727,704,921.28 = 1,072,349,903.30 : x
  2. Step 2: Convert to fraction form
    1,976,594,015.45/2,727,704,921.28 = 1,072,349,903.30/x
  3. Step 3: Cross multiply
    1,976,594,015.45x = 2,727,704,921.28 × 1,072,349,903.30
  4. Step 4: Simplify right side
    1,976,594,015.45x = 2,925,054,108,547,828,224
  5. Step 5: Solve for x
    x = 2,925,054,108,547,828,224/1,976,594,015.45
  6. Step 6: Final answer
    x = 1,479,845,676.80

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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.