Home / 14,169,966,977.54-19,554,438,219.04-7,739,791,057.92

Finding the Fourth Proportional to 14,169,966,977.54, 19,554,438,219.04 and 7,739,791,057.92

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Solution

The fourth proportional to 14,169,966,977.54, 19,554,438,219.04 and 7,739,791,057.92 is: 10,680,848,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169,966,977.54 : 19,554,438,219.04 = 7,739,791,057.92 : x
  2. Step 2: Convert to fraction form
    14,169,966,977.54/19,554,438,219.04 = 7,739,791,057.92/x
  3. Step 3: Cross multiply
    14,169,966,977.54x = 19,554,438,219.04 × 7,739,791,057.92
  4. Step 4: Simplify right side
    14,169,966,977.54x = 151,347,266,070,374,875,136
  5. Step 5: Solve for x
    x = 151,347,266,070,374,875,136/14,169,966,977.54
  6. Step 6: Final answer
    x = 10,680,848,184.77

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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.