Home / 1,705,538,460.78-2,353,659,301.71-1,000,702,432.62

Finding the Fourth Proportional to 1,705,538,460.78, 2,353,659,301.71 and 1,000,702,432.62

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Solution

The fourth proportional to 1,705,538,460.78, 2,353,659,301.71 and 1,000,702,432.62 is: 1,380,978,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,538,460.78 : 2,353,659,301.71 = 1,000,702,432.62 : x
  2. Step 2: Convert to fraction form
    1,705,538,460.78/2,353,659,301.71 = 1,000,702,432.62/x
  3. Step 3: Cross multiply
    1,705,538,460.78x = 2,353,659,301.71 × 1,000,702,432.62
  4. Step 4: Simplify right side
    1,705,538,460.78x = 2,355,312,588,779,887,616
  5. Step 5: Solve for x
    x = 2,355,312,588,779,887,616/1,705,538,460.78
  6. Step 6: Final answer
    x = 1,380,978,877.31

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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.