Home / 19,453,417,879.20-26,858,894,848.64-12,323,159,158.56

Finding the Fourth Proportional to 19,453,417,879.20, 26,858,894,848.64 and 12,323,159,158.56

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Solution

The fourth proportional to 19,453,417,879.20, 26,858,894,848.64 and 12,323,159,158.56 is: 17,014,307,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453,417,879.20 : 26,858,894,848.64 = 12,323,159,158.56 : x
  2. Step 2: Convert to fraction form
    19,453,417,879.20/26,858,894,848.64 = 12,323,159,158.56/x
  3. Step 3: Cross multiply
    19,453,417,879.20x = 26,858,894,848.64 × 12,323,159,158.56
  4. Step 4: Simplify right side
    19,453,417,879.20x = 330,986,436,042,817,994,752
  5. Step 5: Solve for x
    x = 330,986,436,042,817,994,752/19,453,417,879.20
  6. Step 6: Final answer
    x = 17,014,307,619.27

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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.