Home / 14,646,586,711.68-20,212,147,079.84-7,963,583,276.16

Finding the Fourth Proportional to 14,646,586,711.68, 20,212,147,079.84 and 7,963,583,276.16

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Solution

The fourth proportional to 14,646,586,711.68, 20,212,147,079.84 and 7,963,583,276.16 is: 10,989,667,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646,586,711.68 : 20,212,147,079.84 = 7,963,583,276.16 : x
  2. Step 2: Convert to fraction form
    14,646,586,711.68/20,212,147,079.84 = 7,963,583,276.16/x
  3. Step 3: Cross multiply
    14,646,586,711.68x = 20,212,147,079.84 × 7,963,583,276.16
  4. Step 4: Simplify right side
    14,646,586,711.68x = 160,961,116,460,300,009,472
  5. Step 5: Solve for x
    x = 160,961,116,460,300,009,472/14,646,586,711.68
  6. Step 6: Final answer
    x = 10,989,667,396.84

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Double scale
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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.