Home / 111,301,328.16-153,572,832.36-64,257,586.44

Finding the Fourth Proportional to 111,301,328.16, 153,572,832.36 and 64,257,586.44

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Solution

The fourth proportional to 111,301,328.16, 153,572,832.36 and 64,257,586.44 is: 88,662,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,301,328.16 : 153,572,832.36 = 64,257,586.44 : x
  2. Step 2: Convert to fraction form
    111,301,328.16/153,572,832.36 = 64,257,586.44/x
  3. Step 3: Cross multiply
    111,301,328.16x = 153,572,832.36 × 64,257,586.44
  4. Step 4: Simplify right side
    111,301,328.16x = 9,868,219,550,208,330
  5. Step 5: Solve for x
    x = 9,868,219,550,208,330/111,301,328.16
  6. Step 6: Final answer
    x = 88,662,190.41

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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.