Home / 1,519,712,826.86-2,097,225,119.32-875,612,785.56

Finding the Fourth Proportional to 1,519,712,826.86, 2,097,225,119.32 and 875,612,785.56

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Solution

The fourth proportional to 1,519,712,826.86, 2,097,225,119.32 and 875,612,785.56 is: 1,208,357,984.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,712,826.86 : 2,097,225,119.32 = 875,612,785.56 : x
  2. Step 2: Convert to fraction form
    1,519,712,826.86/2,097,225,119.32 = 875,612,785.56/x
  3. Step 3: Cross multiply
    1,519,712,826.86x = 2,097,225,119.32 × 875,612,785.56
  4. Step 4: Simplify right side
    1,519,712,826.86x = 1,836,357,128,674,188,288
  5. Step 5: Solve for x
    x = 1,836,357,128,674,188,288/1,519,712,826.86
  6. Step 6: Final answer
    x = 1,208,357,984.63

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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.