Home / 17,675,994,478.79-26,518,966,005.95-7,728,311,779.67

Finding the Fourth Proportional to 17,675,994,478.79, 26,518,966,005.95 and 7,728,311,779.67

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Solution

The fourth proportional to 17,675,994,478.79, 26,518,966,005.95 and 7,728,311,779.67 is: 11,594,642,531.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,675,994,478.79 : 26,518,966,005.95 = 7,728,311,779.67 : x
  2. Step 2: Convert to fraction form
    17,675,994,478.79/26,518,966,005.95 = 7,728,311,779.67/x
  3. Step 3: Cross multiply
    17,675,994,478.79x = 26,518,966,005.95 × 7,728,311,779.67
  4. Step 4: Simplify right side
    17,675,994,478.79x = 204,946,837,368,280,449,024
  5. Step 5: Solve for x
    x = 204,946,837,368,280,449,024/17,675,994,478.79
  6. Step 6: Final answer
    x = 11,594,642,531.39

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Double scale
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1.5x scale

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.