Home / 90,263,446.07-124,560,063.38-49,009,394.39

Finding the Fourth Proportional to 90,263,446.07, 124,560,063.38 and 49,009,394.39

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Solution

The fourth proportional to 90,263,446.07, 124,560,063.38 and 49,009,394.39 is: 67,631,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,263,446.07 : 124,560,063.38 = 49,009,394.39 : x
  2. Step 2: Convert to fraction form
    90,263,446.07/124,560,063.38 = 49,009,394.39/x
  3. Step 3: Cross multiply
    90,263,446.07x = 124,560,063.38 × 49,009,394.39
  4. Step 4: Simplify right side
    90,263,446.07x = 6,104,613,271,188,770
  5. Step 5: Solve for x
    x = 6,104,613,271,188,770/90,263,446.07
  6. Step 6: Final answer
    x = 67,631,068.13

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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.