Home / 1,114,035,368.24-1,537,405,667.62-612,261,937.74

Finding the Fourth Proportional to 1,114,035,368.24, 1,537,405,667.62 and 612,261,937.74

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Solution

The fourth proportional to 1,114,035,368.24, 1,537,405,667.62 and 612,261,937.74 is: 844,941,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,035,368.24 : 1,537,405,667.62 = 612,261,937.74 : x
  2. Step 2: Convert to fraction form
    1,114,035,368.24/1,537,405,667.62 = 612,261,937.74/x
  3. Step 3: Cross multiply
    1,114,035,368.24x = 1,537,405,667.62 × 612,261,937.74
  4. Step 4: Simplify right side
    1,114,035,368.24x = 941,294,973,149,479,552
  5. Step 5: Solve for x
    x = 941,294,973,149,479,552/1,114,035,368.24
  6. Step 6: Final answer
    x = 844,941,731.64

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Double scale
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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.