Home / 1,088,001,021.38-1,631,842,088.22-535,155,054.12

Finding the Fourth Proportional to 1,088,001,021.38, 1,631,842,088.22 and 535,155,054.12

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Solution

The fourth proportional to 1,088,001,021.38, 1,631,842,088.22 and 535,155,054.12 is: 802,654,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,001,021.38 : 1,631,842,088.22 = 535,155,054.12 : x
  2. Step 2: Convert to fraction form
    1,088,001,021.38/1,631,842,088.22 = 535,155,054.12/x
  3. Step 3: Cross multiply
    1,088,001,021.38x = 1,631,842,088.22 × 535,155,054.12
  4. Step 4: Simplify right side
    1,088,001,021.38x = 873,288,541,036,667,904
  5. Step 5: Solve for x
    x = 873,288,541,036,667,904/1,088,001,021.38
  6. Step 6: Final answer
    x = 802,654,155.54

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Double scale
Find fourth proportional to 1,088,001,022.38, 1,631,842,089.72 and 535,155,055.12
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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.