Home / 28,973,376,007.10-43,460,064,010.65-8,293,943,815.10

Finding the Fourth Proportional to 28,973,376,007.10, 43,460,064,010.65 and 8,293,943,815.10

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Solution

The fourth proportional to 28,973,376,007.10, 43,460,064,010.65 and 8,293,943,815.10 is: 12,440,915,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,376,007.10 : 43,460,064,010.65 = 8,293,943,815.10 : x
  2. Step 2: Convert to fraction form
    28,973,376,007.10/43,460,064,010.65 = 8,293,943,815.10/x
  3. Step 3: Cross multiply
    28,973,376,007.10x = 43,460,064,010.65 × 8,293,943,815.10
  4. Step 4: Simplify right side
    28,973,376,007.10x = 360,455,329,104,980,672,512
  5. Step 5: Solve for x
    x = 360,455,329,104,980,672,512/28,973,376,007.10
  6. Step 6: Final answer
    x = 12,440,915,722.65

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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.