Home / 153,160,212.56-211,362,442.22-83,545,903.04

Finding the Fourth Proportional to 153,160,212.56, 211,362,442.22 and 83,545,903.04

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Solution

The fourth proportional to 153,160,212.56, 211,362,442.22 and 83,545,903.04 is: 115,294,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,160,212.56 : 211,362,442.22 = 83,545,903.04 : x
  2. Step 2: Convert to fraction form
    153,160,212.56/211,362,442.22 = 83,545,903.04/x
  3. Step 3: Cross multiply
    153,160,212.56x = 211,362,442.22 × 83,545,903.04
  4. Step 4: Simplify right side
    153,160,212.56x = 17,658,466,103,591,994
  5. Step 5: Solve for x
    x = 17,658,466,103,591,994/153,160,212.56
  6. Step 6: Final answer
    x = 115,294,081.98

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1.5x scale

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.