Home / 28,973,376,006.60-43,460,064,009.90-8,293,943,814.60

Finding the Fourth Proportional to 28,973,376,006.60, 43,460,064,009.90 and 8,293,943,814.60

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Solution

The fourth proportional to 28,973,376,006.60, 43,460,064,009.90 and 8,293,943,814.60 is: 12,440,915,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,376,006.60 : 43,460,064,009.90 = 8,293,943,814.60 : x
  2. Step 2: Convert to fraction form
    28,973,376,006.60/43,460,064,009.90 = 8,293,943,814.60/x
  3. Step 3: Cross multiply
    28,973,376,006.60x = 43,460,064,009.90 × 8,293,943,814.60
  4. Step 4: Simplify right side
    28,973,376,006.60x = 360,455,329,077,030,223,872
  5. Step 5: Solve for x
    x = 360,455,329,077,030,223,872/28,973,376,006.60
  6. Step 6: Final answer
    x = 12,440,915,721.90

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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.