Home / 2,838,018,313.32-3,888,020,139.66-2,731,911,021.96

Finding the Fourth Proportional to 2,838,018,313.32, 3,888,020,139.66 and 2,731,911,021.96

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Solution

The fourth proportional to 2,838,018,313.32, 3,888,020,139.66 and 2,731,911,021.96 is: 3,742,655,578.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,018,313.32 : 3,888,020,139.66 = 2,731,911,021.96 : x
  2. Step 2: Convert to fraction form
    2,838,018,313.32/3,888,020,139.66 = 2,731,911,021.96/x
  3. Step 3: Cross multiply
    2,838,018,313.32x = 3,888,020,139.66 × 2,731,911,021.96
  4. Step 4: Simplify right side
    2,838,018,313.32x = 10,621,725,073,139,611,648
  5. Step 5: Solve for x
    x = 10,621,725,073,139,611,648/2,838,018,313.32
  6. Step 6: Final answer
    x = 3,742,655,578.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.