Home / 673,361,570.80-1,010,042,356.20-635,948,124.40

Finding the Fourth Proportional to 673,361,570.80, 1,010,042,356.20 and 635,948,124.40

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Solution

The fourth proportional to 673,361,570.80, 1,010,042,356.20 and 635,948,124.40 is: 953,922,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,361,570.80 : 1,010,042,356.20 = 635,948,124.40 : x
  2. Step 2: Convert to fraction form
    673,361,570.80/1,010,042,356.20 = 635,948,124.40/x
  3. Step 3: Cross multiply
    673,361,570.80x = 1,010,042,356.20 × 635,948,124.40
  4. Step 4: Simplify right side
    673,361,570.80x = 642,334,541,989,946,752
  5. Step 5: Solve for x
    x = 642,334,541,989,946,752/673,361,570.80
  6. Step 6: Final answer
    x = 953,922,186.60

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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.