Home / 153,160,180.76-211,362,398.36-83,545,871.24

Finding the Fourth Proportional to 153,160,180.76, 211,362,398.36 and 83,545,871.24

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Solution

The fourth proportional to 153,160,180.76, 211,362,398.36 and 83,545,871.24 is: 115,294,038.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,160,180.76 : 211,362,398.36 = 83,545,871.24 : x
  2. Step 2: Convert to fraction form
    153,160,180.76/211,362,398.36 = 83,545,871.24/x
  3. Step 3: Cross multiply
    153,160,180.76x = 211,362,398.36 × 83,545,871.24
  4. Step 4: Simplify right side
    153,160,180.76x = 17,658,455,718,362,148
  5. Step 5: Solve for x
    x = 17,658,455,718,362,148/153,160,180.76
  6. Step 6: Final answer
    x = 115,294,038.12

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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.