Home / 1,119,753,901.60-1,679,630,852.40-506,358,138.40

Finding the Fourth Proportional to 1,119,753,901.60, 1,679,630,852.40 and 506,358,138.40

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Solution

The fourth proportional to 1,119,753,901.60, 1,679,630,852.40 and 506,358,138.40 is: 759,537,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,753,901.60 : 1,679,630,852.40 = 506,358,138.40 : x
  2. Step 2: Convert to fraction form
    1,119,753,901.60/1,679,630,852.40 = 506,358,138.40/x
  3. Step 3: Cross multiply
    1,119,753,901.60x = 1,679,630,852.40 × 506,358,138.40
  4. Step 4: Simplify right side
    1,119,753,901.60x = 850,494,751,620,469,120
  5. Step 5: Solve for x
    x = 850,494,751,620,469,120/1,119,753,901.60
  6. Step 6: Final answer
    x = 759,537,207.60

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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.