Home / 808,615,511,317.95-1,212,997,830,828.50-264,066,863,151.91

Finding the Fourth Proportional to 808,615,511,317.95, 1,212,997,830,828.50 and 264,066,863,151.91

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Solution

The fourth proportional to 808,615,511,317.95, 1,212,997,830,828.50 and 264,066,863,151.91 is: 396,124,644,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,317.95 : 1,212,997,830,828.50 = 264,066,863,151.91 : x
  2. Step 2: Convert to fraction form
    808,615,511,317.95/1,212,997,830,828.50 = 264,066,863,151.91/x
  3. Step 3: Cross multiply
    808,615,511,317.95x = 1,212,997,830,828.50 × 264,066,863,151.91
  4. Step 4: Simplify right side
    808,615,511,317.95x = 320,312,532,196,953,201,573,888
  5. Step 5: Solve for x
    x = 320,312,532,196,953,201,573,888/808,615,511,317.95
  6. Step 6: Final answer
    x = 396,124,644,795.50

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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.