Home / 18,655,209,015,129-27,986,630,043,982-6,415,029,779,725.30

Finding the Fourth Proportional to 18,655,209,015,129, 27,986,630,043,982 and 6,415,029,779,725.30

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Solution

The fourth proportional to 18,655,209,015,129, 27,986,630,043,982 and 6,415,029,779,725.30 is: 9,623,857,069,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655,209,015,129 : 27,986,630,043,982 = 6,415,029,779,725.30 : x
  2. Step 2: Convert to fraction form
    18,655,209,015,129/27,986,630,043,982 = 6,415,029,779,725.30/x
  3. Step 3: Cross multiply
    18,655,209,015,129x = 27,986,630,043,982 × 6,415,029,779,725.30
  4. Step 4: Simplify right side
    18,655,209,015,129x = 179,535,065,166,299,306,934,665,216
  5. Step 5: Solve for x
    x = 179,535,065,166,299,306,934,665,216/18,655,209,015,129
  6. Step 6: Final answer
    x = 9,623,857,069,663.49

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Double scale
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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.