Home / 69,020,990,804.20-103,531,486,206.30-35,547,860,554.60

Finding the Fourth Proportional to 69,020,990,804.20, 103,531,486,206.30 and 35,547,860,554.60

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Solution

The fourth proportional to 69,020,990,804.20, 103,531,486,206.30 and 35,547,860,554.60 is: 53,321,790,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,020,990,804.20 : 103,531,486,206.30 = 35,547,860,554.60 : x
  2. Step 2: Convert to fraction form
    69,020,990,804.20/103,531,486,206.30 = 35,547,860,554.60/x
  3. Step 3: Cross multiply
    69,020,990,804.20x = 103,531,486,206.30 × 35,547,860,554.60
  4. Step 4: Simplify right side
    69,020,990,804.20x = 3,680,322,834,672,045,785,088
  5. Step 5: Solve for x
    x = 3,680,322,834,672,045,785,088/69,020,990,804.20
  6. Step 6: Final answer
    x = 53,321,790,831.90

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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.