Home / 1,793,582,384.40-2,690,798,729.40-920,318,533.20

Finding the Fourth Proportional to 1,793,582,384.40, 2,690,798,729.40 and 920,318,533.20

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Solution

The fourth proportional to 1,793,582,384.40, 2,690,798,729.40 and 920,318,533.20 is: 1,380,695,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,582,384.40 : 2,690,798,729.40 = 920,318,533.20 : x
  2. Step 2: Convert to fraction form
    1,793,582,384.40/2,690,798,729.40 = 920,318,533.20/x
  3. Step 3: Cross multiply
    1,793,582,384.40x = 2,690,798,729.40 × 920,318,533.20
  4. Step 4: Simplify right side
    1,793,582,384.40x = 2,476,391,939,777,831,936
  5. Step 5: Solve for x
    x = 2,476,391,939,777,831,936/1,793,582,384.40
  6. Step 6: Final answer
    x = 1,380,695,953.15

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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.