Home / 286,737,739,594.56-395,696,700,994.74-158,278,064,542.33

Finding the Fourth Proportional to 286,737,739,594.56, 395,696,700,994.74 and 158,278,064,542.33

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Solution

The fourth proportional to 286,737,739,594.56, 395,696,700,994.74 and 158,278,064,542.33 is: 218,422,967,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,737,739,594.56 : 395,696,700,994.74 = 158,278,064,542.33 : x
  2. Step 2: Convert to fraction form
    286,737,739,594.56/395,696,700,994.74 = 158,278,064,542.33/x
  3. Step 3: Cross multiply
    286,737,739,594.56x = 395,696,700,994.74 × 158,278,064,542.33
  4. Step 4: Simplify right side
    286,737,739,594.56x = 62,630,107,979,232,506,281,984
  5. Step 5: Solve for x
    x = 62,630,107,979,232,506,281,984/286,737,739,594.56
  6. Step 6: Final answer
    x = 218,422,967,509.58

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1.5x scale

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.