Home / 1,712,212,797.48-2,362,865,753.72-929,931,645.48

Finding the Fourth Proportional to 1,712,212,797.48, 2,362,865,753.72 and 929,931,645.48

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Solution

The fourth proportional to 1,712,212,797.48, 2,362,865,753.72 and 929,931,645.48 is: 1,283,312,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,212,797.48 : 2,362,865,753.72 = 929,931,645.48 : x
  2. Step 2: Convert to fraction form
    1,712,212,797.48/2,362,865,753.72 = 929,931,645.48/x
  3. Step 3: Cross multiply
    1,712,212,797.48x = 2,362,865,753.72 × 929,931,645.48
  4. Step 4: Simplify right side
    1,712,212,797.48x = 2,197,303,638,405,179,904
  5. Step 5: Solve for x
    x = 2,197,303,638,405,179,904/1,712,212,797.48
  6. Step 6: Final answer
    x = 1,283,312,238.78

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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.