Home / 111,301,292.16-153,572,782.68-64,257,550.43

Finding the Fourth Proportional to 111,301,292.16, 153,572,782.68 and 64,257,550.43

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Solution

The fourth proportional to 111,301,292.16, 153,572,782.68 and 64,257,550.43 is: 88,662,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,301,292.16 : 153,572,782.68 = 64,257,550.43 : x
  2. Step 2: Convert to fraction form
    111,301,292.16/153,572,782.68 = 64,257,550.43/x
  3. Step 3: Cross multiply
    111,301,292.16x = 153,572,782.68 × 64,257,550.43
  4. Step 4: Simplify right side
    111,301,292.16x = 9,868,210,826,967,666
  5. Step 5: Solve for x
    x = 9,868,210,826,967,666/111,301,292.16
  6. Step 6: Final answer
    x = 88,662,140.71

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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.