Home / 18,005,185,666.25-27,005,326,812.63-4,739,333,059.45

Finding the Fourth Proportional to 18,005,185,666.25, 27,005,326,812.63 and 4,739,333,059.45

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Solution

The fourth proportional to 18,005,185,666.25, 27,005,326,812.63 and 4,739,333,059.45 is: 7,108,354,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,185,666.25 : 27,005,326,812.63 = 4,739,333,059.45 : x
  2. Step 2: Convert to fraction form
    18,005,185,666.25/27,005,326,812.63 = 4,739,333,059.45/x
  3. Step 3: Cross multiply
    18,005,185,666.25x = 27,005,326,812.63 × 4,739,333,059.45
  4. Step 4: Simplify right side
    18,005,185,666.25x = 127,987,238,144,348,848,128
  5. Step 5: Solve for x
    x = 127,987,238,144,348,848,128/18,005,185,666.25
  6. Step 6: Final answer
    x = 7,108,354,255.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.