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Finding the Third Proportional to 879,888,580 and 1,911,113,323

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Solution

The third proportional to 879,888,580 and 1,911,113,323 is: 4,150,927,988.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,888,580 : 1,911,113,323 = 1,911,113,323 : x
  2. Step 2: Convert to fraction form
    879,888,580/1,911,113,323 = 1,911,113,323/x
  3. Step 3: Cross multiply
    879,888,580x = 1,911,113,323 × 1,911,113,323
  4. Step 4: Simplify right side
    879,888,580x = 3,652,354,133,348,102,144
  5. Step 5: Solve for x
    x = 3,652,354,133,348,102,144/879,888,580
  6. Step 6: Final answer
    x = 4,150,927,988.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.