Home / 1,185,036,187.03-1,634,729,917.69-732,769,562.45

Finding the Fourth Proportional to 1,185,036,187.03, 1,634,729,917.69 and 732,769,562.45

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Solution

The fourth proportional to 1,185,036,187.03, 1,634,729,917.69 and 732,769,562.45 is: 1,010,838,605.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,036,187.03 : 1,634,729,917.69 = 732,769,562.45 : x
  2. Step 2: Convert to fraction form
    1,185,036,187.03/1,634,729,917.69 = 732,769,562.45/x
  3. Step 3: Cross multiply
    1,185,036,187.03x = 1,634,729,917.69 × 732,769,562.45
  4. Step 4: Simplify right side
    1,185,036,187.03x = 1,197,880,326,509,625,856
  5. Step 5: Solve for x
    x = 1,197,880,326,509,625,856/1,185,036,187.03
  6. Step 6: Final answer
    x = 1,010,838,605.29

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Double scale
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1.5x scale

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.