Home / 1,412,688,598.57-1,949,695,904.64-810,095,039.11

Finding the Fourth Proportional to 1,412,688,598.57, 1,949,695,904.64 and 810,095,039.11

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Solution

The fourth proportional to 1,412,688,598.57, 1,949,695,904.64 and 810,095,039.11 is: 1,118,037,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,688,598.57 : 1,949,695,904.64 = 810,095,039.11 : x
  2. Step 2: Convert to fraction form
    1,412,688,598.57/1,949,695,904.64 = 810,095,039.11/x
  3. Step 3: Cross multiply
    1,412,688,598.57x = 1,949,695,904.64 × 810,095,039.11
  4. Step 4: Simplify right side
    1,412,688,598.57x = 1,579,438,980,121,947,648
  5. Step 5: Solve for x
    x = 1,579,438,980,121,947,648/1,412,688,598.57
  6. Step 6: Final answer
    x = 1,118,037,606.96

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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.