Home / 111,533,367,018.57-153,916,567,716.03-63,364,053,430.14

Finding the Fourth Proportional to 111,533,367,018.57, 153,916,567,716.03 and 63,364,053,430.14

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Solution

The fourth proportional to 111,533,367,018.57, 153,916,567,716.03 and 63,364,053,430.14 is: 87,442,689,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,533,367,018.57 : 153,916,567,716.03 = 63,364,053,430.14 : x
  2. Step 2: Convert to fraction form
    111,533,367,018.57/153,916,567,716.03 = 63,364,053,430.14/x
  3. Step 3: Cross multiply
    111,533,367,018.57x = 153,916,567,716.03 × 63,364,053,430.14
  4. Step 4: Simplify right side
    111,533,367,018.57x = 9,752,777,620,542,285,938,688
  5. Step 5: Solve for x
    x = 9,752,777,620,542,285,938,688/111,533,367,018.57
  6. Step 6: Final answer
    x = 87,442,689,853.69

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Double scale
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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.