Home / 48,690,362,327.84-72,984,568,889.01-20,376,516,111.14

Finding the Fourth Proportional to 48,690,362,327.84, 72,984,568,889.01 and 20,376,516,111.14

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Solution

The fourth proportional to 48,690,362,327.84, 72,984,568,889.01 and 20,376,516,111.14 is: 30,543,441,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,690,362,327.84 : 72,984,568,889.01 = 20,376,516,111.14 : x
  2. Step 2: Convert to fraction form
    48,690,362,327.84/72,984,568,889.01 = 20,376,516,111.14/x
  3. Step 3: Cross multiply
    48,690,362,327.84x = 72,984,568,889.01 × 20,376,516,111.14
  4. Step 4: Simplify right side
    48,690,362,327.84x = 1,487,171,243,831,519,346,688
  5. Step 5: Solve for x
    x = 1,487,171,243,831,519,346,688/48,690,362,327.84
  6. Step 6: Final answer
    x = 30,543,441,714.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.