Home / 673,973,310.80-1,010,959,966.20-163,370,046.80

Finding the Fourth Proportional to 673,973,310.80, 1,010,959,966.20 and 163,370,046.80

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Solution

The fourth proportional to 673,973,310.80, 1,010,959,966.20 and 163,370,046.80 is: 245,055,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,973,310.80 : 1,010,959,966.20 = 163,370,046.80 : x
  2. Step 2: Convert to fraction form
    673,973,310.80/1,010,959,966.20 = 163,370,046.80/x
  3. Step 3: Cross multiply
    673,973,310.80x = 1,010,959,966.20 × 163,370,046.80
  4. Step 4: Simplify right side
    673,973,310.80x = 165,160,576,991,020,448
  5. Step 5: Solve for x
    x = 165,160,576,991,020,448/673,973,310.80
  6. Step 6: Final answer
    x = 245,055,070.20

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1.5x scale

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.