Home / 702,908,928,779.80-1,054,363,393,169.70-231,780,671,858.20

Finding the Fourth Proportional to 702,908,928,779.80, 1,054,363,393,169.70 and 231,780,671,858.20

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Solution

The fourth proportional to 702,908,928,779.80, 1,054,363,393,169.70 and 231,780,671,858.20 is: 347,671,007,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,908,928,779.80 : 1,054,363,393,169.70 = 231,780,671,858.20 : x
  2. Step 2: Convert to fraction form
    702,908,928,779.80/1,054,363,393,169.70 = 231,780,671,858.20/x
  3. Step 3: Cross multiply
    702,908,928,779.80x = 1,054,363,393,169.70 × 231,780,671,858.20
  4. Step 4: Simplify right side
    702,908,928,779.80x = 244,381,055,651,564,541,181,952
  5. Step 5: Solve for x
    x = 244,381,055,651,564,541,181,952/702,908,928,779.80
  6. Step 6: Final answer
    x = 347,671,007,787.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.