Home / 1,020,521,453,417.80-1,408,320,170,757.80-551,232,027,103.44

Finding the Fourth Proportional to 1,020,521,453,417.80, 1,408,320,170,757.80 and 551,232,027,103.44

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Solution

The fourth proportional to 1,020,521,453,417.80, 1,408,320,170,757.80 and 551,232,027,103.44 is: 760,700,502,608.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,521,453,417.80 : 1,408,320,170,757.80 = 551,232,027,103.44 : x
  2. Step 2: Convert to fraction form
    1,020,521,453,417.80/1,408,320,170,757.80 = 551,232,027,103.44/x
  3. Step 3: Cross multiply
    1,020,521,453,417.80x = 1,408,320,170,757.80 × 551,232,027,103.44
  4. Step 4: Simplify right side
    1,020,521,453,417.80x = 776,311,182,537,484,746,620,928
  5. Step 5: Solve for x
    x = 776,311,182,537,484,746,620,928/1,020,521,453,417.80
  6. Step 6: Final answer
    x = 760,700,502,608.31

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Double scale
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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.