Home / 122,738,490,145.26-169,354,550,913.83-68,536,699,036.76

Finding the Fourth Proportional to 122,738,490,145.26, 169,354,550,913.83 and 68,536,699,036.76

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Solution

The fourth proportional to 122,738,490,145.26, 169,354,550,913.83 and 68,536,699,036.76 is: 94,566,927,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,738,490,145.26 : 169,354,550,913.83 = 68,536,699,036.76 : x
  2. Step 2: Convert to fraction form
    122,738,490,145.26/169,354,550,913.83 = 68,536,699,036.76/x
  3. Step 3: Cross multiply
    122,738,490,145.26x = 169,354,550,913.83 × 68,536,699,036.76
  4. Step 4: Simplify right side
    122,738,490,145.26x = 11,607,001,886,485,966,225,408
  5. Step 5: Solve for x
    x = 11,607,001,886,485,966,225,408/122,738,490,145.26
  6. Step 6: Final answer
    x = 94,566,927,397.83

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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.