Home / 15,656,807,368.32-21,606,397,685.94-8,616,277,000.32

Finding the Fourth Proportional to 15,656,807,368.32, 21,606,397,685.94 and 8,616,277,000.32

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Solution

The fourth proportional to 15,656,807,368.32, 21,606,397,685.94 and 8,616,277,000.32 is: 11,890,464,196.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,656,807,368.32 : 21,606,397,685.94 = 8,616,277,000.32 : x
  2. Step 2: Convert to fraction form
    15,656,807,368.32/21,606,397,685.94 = 8,616,277,000.32/x
  3. Step 3: Cross multiply
    15,656,807,368.32x = 21,606,397,685.94 × 8,616,277,000.32
  4. Step 4: Simplify right side
    15,656,807,368.32x = 186,166,707,441,132,077,056
  5. Step 5: Solve for x
    x = 186,166,707,441,132,077,056/15,656,807,368.32
  6. Step 6: Final answer
    x = 11,890,464,196.28

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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.