Home / 760,537,739,479.78-1,049,567,250,697.20-417,993,744,100.42

Finding the Fourth Proportional to 760,537,739,479.78, 1,049,567,250,697.20 and 417,993,744,100.42

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Solution

The fourth proportional to 760,537,739,479.78, 1,049,567,250,697.20 and 417,993,744,100.42 is: 576,845,200,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,537,739,479.78 : 1,049,567,250,697.20 = 417,993,744,100.42 : x
  2. Step 2: Convert to fraction form
    760,537,739,479.78/1,049,567,250,697.20 = 417,993,744,100.42/x
  3. Step 3: Cross multiply
    760,537,739,479.78x = 1,049,567,250,697.20 × 417,993,744,100.42
  4. Step 4: Simplify right side
    760,537,739,479.78x = 438,712,544,804,106,768,744,448
  5. Step 5: Solve for x
    x = 438,712,544,804,106,768,744,448/760,537,739,479.78
  6. Step 6: Final answer
    x = 576,845,200,481.69

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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.