Home / 111,116,360.32-153,326,035.60-64,075,171.24

Finding the Fourth Proportional to 111,116,360.32, 153,326,035.60 and 64,075,171.24

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Solution

The fourth proportional to 111,116,360.32, 153,326,035.60 and 64,075,171.24 is: 88,415,350.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,116,360.32 : 153,326,035.60 = 64,075,171.24 : x
  2. Step 2: Convert to fraction form
    111,116,360.32/153,326,035.60 = 64,075,171.24/x
  3. Step 3: Cross multiply
    111,116,360.32x = 153,326,035.60 × 64,075,171.24
  4. Step 4: Simplify right side
    111,116,360.32x = 9,824,391,986,620,336
  5. Step 5: Solve for x
    x = 9,824,391,986,620,336/111,116,360.32
  6. Step 6: Final answer
    x = 88,415,350.88

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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.