Home / 153,160,173.74-211,362,388.71-83,545,864.22

Finding the Fourth Proportional to 153,160,173.74, 211,362,388.71 and 83,545,864.22

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Solution

The fourth proportional to 153,160,173.74, 211,362,388.71 and 83,545,864.22 is: 115,294,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,160,173.74 : 211,362,388.71 = 83,545,864.22 : x
  2. Step 2: Convert to fraction form
    153,160,173.74/211,362,388.71 = 83,545,864.22/x
  3. Step 3: Cross multiply
    153,160,173.74x = 211,362,388.71 × 83,545,864.22
  4. Step 4: Simplify right side
    153,160,173.74x = 17,658,453,428,595,630
  5. Step 5: Solve for x
    x = 17,658,453,428,595,630/153,160,173.74
  6. Step 6: Final answer
    x = 115,294,028.45

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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.