Home / 1,662,667,992.63-2,294,487,911.93-899,712,065.25

Finding the Fourth Proportional to 1,662,667,992.63, 2,294,487,911.93 and 899,712,065.25

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Solution

The fourth proportional to 1,662,667,992.63, 2,294,487,911.93 and 899,712,065.25 is: 1,241,605,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,667,992.63 : 2,294,487,911.93 = 899,712,065.25 : x
  2. Step 2: Convert to fraction form
    1,662,667,992.63/2,294,487,911.93 = 899,712,065.25/x
  3. Step 3: Cross multiply
    1,662,667,992.63x = 2,294,487,911.93 × 899,712,065.25
  4. Step 4: Simplify right side
    1,662,667,992.63x = 2,064,378,457,929,201,920
  5. Step 5: Solve for x
    x = 2,064,378,457,929,201,920/1,662,667,992.63
  6. Step 6: Final answer
    x = 1,241,605,941.22

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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.