Home / 1,692,886,441.02-2,336,212,170.78-929,962,681.20

Finding the Fourth Proportional to 1,692,886,441.02, 2,336,212,170.78 and 929,962,681.20

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Solution

The fourth proportional to 1,692,886,441.02, 2,336,212,170.78 and 929,962,681.20 is: 1,283,364,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,886,441.02 : 2,336,212,170.78 = 929,962,681.20 : x
  2. Step 2: Convert to fraction form
    1,692,886,441.02/2,336,212,170.78 = 929,962,681.20/x
  3. Step 3: Cross multiply
    1,692,886,441.02x = 2,336,212,170.78 × 929,962,681.20
  4. Step 4: Simplify right side
    1,692,886,441.02x = 2,172,590,134,190,641,408
  5. Step 5: Solve for x
    x = 2,172,590,134,190,641,408/1,692,886,441.02
  6. Step 6: Final answer
    x = 1,283,364,366.06

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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.