Home / 1,114,830,018.09-1,538,563,465.89-613,127,200.14

Finding the Fourth Proportional to 1,114,830,018.09, 1,538,563,465.89 and 613,127,200.14

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Solution

The fourth proportional to 1,114,830,018.09, 1,538,563,465.89 and 613,127,200.14 is: 846,169,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,830,018.09 : 1,538,563,465.89 = 613,127,200.14 : x
  2. Step 2: Convert to fraction form
    1,114,830,018.09/1,538,563,465.89 = 613,127,200.14/x
  3. Step 3: Cross multiply
    1,114,830,018.09x = 1,538,563,465.89 × 613,127,200.14
  4. Step 4: Simplify right side
    1,114,830,018.09x = 943,335,110,078,830,080
  5. Step 5: Solve for x
    x = 943,335,110,078,830,080/1,114,830,018.09
  6. Step 6: Final answer
    x = 846,169,456.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.