Home / 339,977,856.60-509,966,784.90-110,111,909.40

Finding the Fourth Proportional to 339,977,856.60, 509,966,784.90 and 110,111,909.40

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Solution

The fourth proportional to 339,977,856.60, 509,966,784.90 and 110,111,909.40 is: 165,167,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,977,856.60 : 509,966,784.90 = 110,111,909.40 : x
  2. Step 2: Convert to fraction form
    339,977,856.60/509,966,784.90 = 110,111,909.40/x
  3. Step 3: Cross multiply
    339,977,856.60x = 509,966,784.90 × 110,111,909.40
  4. Step 4: Simplify right side
    339,977,856.60x = 56,153,416,415,918,088
  5. Step 5: Solve for x
    x = 56,153,416,415,918,088/339,977,856.60
  6. Step 6: Final answer
    x = 165,167,864.10

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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.