Home / 822,830,144,262.98-1,234,404,162,737-312,849,259,173.45

Finding the Fourth Proportional to 822,830,144,262.98, 1,234,404,162,737 and 312,849,259,173.45

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Solution

The fourth proportional to 822,830,144,262.98, 1,234,404,162,737 and 312,849,259,173.45 is: 469,334,321,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,830,144,262.98 : 1,234,404,162,737 = 312,849,259,173.45 : x
  2. Step 2: Convert to fraction form
    822,830,144,262.98/1,234,404,162,737 = 312,849,259,173.45/x
  3. Step 3: Cross multiply
    822,830,144,262.98x = 1,234,404,162,737 × 312,849,259,173.45
  4. Step 4: Simplify right side
    822,830,144,262.98x = 386,182,427,832,893,254,402,048
  5. Step 5: Solve for x
    x = 386,182,427,832,893,254,402,048/822,830,144,262.98
  6. Step 6: Final answer
    x = 469,334,321,944.18

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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.