Home / 1,299,877,727.08-1,793,831,263.31-742,972,731.56

Finding the Fourth Proportional to 1,299,877,727.08, 1,793,831,263.31 and 742,972,731.56

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Solution

The fourth proportional to 1,299,877,727.08, 1,793,831,263.31 and 742,972,731.56 is: 1,025,302,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,877,727.08 : 1,793,831,263.31 = 742,972,731.56 : x
  2. Step 2: Convert to fraction form
    1,299,877,727.08/1,793,831,263.31 = 742,972,731.56/x
  3. Step 3: Cross multiply
    1,299,877,727.08x = 1,793,831,263.31 × 742,972,731.56
  4. Step 4: Simplify right side
    1,299,877,727.08x = 1,332,767,713,659,156,224
  5. Step 5: Solve for x
    x = 1,332,767,713,659,156,224/1,299,877,727.08
  6. Step 6: Final answer
    x = 1,025,302,369.52

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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.