Home / 986,161,916.94-1,360,925,474.73-562,767,148.68

Finding the Fourth Proportional to 986,161,916.94, 1,360,925,474.73 and 562,767,148.68

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Solution

The fourth proportional to 986,161,916.94, 1,360,925,474.73 and 562,767,148.68 is: 776,631,236.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,161,916.94 : 1,360,925,474.73 = 562,767,148.68 : x
  2. Step 2: Convert to fraction form
    986,161,916.94/1,360,925,474.73 = 562,767,148.68/x
  3. Step 3: Cross multiply
    986,161,916.94x = 1,360,925,474.73 × 562,767,148.68
  4. Step 4: Simplify right side
    986,161,916.94x = 765,884,148,979,777,408
  5. Step 5: Solve for x
    x = 765,884,148,979,777,408/986,161,916.94
  6. Step 6: Final answer
    x = 776,631,236.54

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1.5x scale

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.