Home / 1,153,101,107.56-1,732,411,012.95-739,388,485.42

Finding the Fourth Proportional to 1,153,101,107.56, 1,732,411,012.95 and 739,388,485.42

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Solution

The fourth proportional to 1,153,101,107.56, 1,732,411,012.95 and 739,388,485.42 is: 1,110,852,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,101,107.56 : 1,732,411,012.95 = 739,388,485.42 : x
  2. Step 2: Convert to fraction form
    1,153,101,107.56/1,732,411,012.95 = 739,388,485.42/x
  3. Step 3: Cross multiply
    1,153,101,107.56x = 1,732,411,012.95 × 739,388,485.42
  4. Step 4: Simplify right side
    1,153,101,107.56x = 1,280,924,754,995,451,136
  5. Step 5: Solve for x
    x = 1,280,924,754,995,451,136/1,153,101,107.56
  6. Step 6: Final answer
    x = 1,110,852,072.38

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1.5x scale

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.