Home / 1,040,010,823.78-1,559,039,696.70-349,435,130.74

Finding the Fourth Proportional to 1,040,010,823.78, 1,559,039,696.70 and 349,435,130.74

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Solution

The fourth proportional to 1,040,010,823.78, 1,559,039,696.70 and 349,435,130.74 is: 523,824,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,010,823.78 : 1,559,039,696.70 = 349,435,130.74 : x
  2. Step 2: Convert to fraction form
    1,040,010,823.78/1,559,039,696.70 = 349,435,130.74/x
  3. Step 3: Cross multiply
    1,040,010,823.78x = 1,559,039,696.70 × 349,435,130.74
  4. Step 4: Simplify right side
    1,040,010,823.78x = 544,783,240,245,214,464
  5. Step 5: Solve for x
    x = 544,783,240,245,214,464/1,040,010,823.78
  6. Step 6: Final answer
    x = 523,824,587.00

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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.