Home / 469,848,970.40-704,773,455.60-197,751,178.40

Finding the Fourth Proportional to 469,848,970.40, 704,773,455.60 and 197,751,178.40

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Solution

The fourth proportional to 469,848,970.40, 704,773,455.60 and 197,751,178.40 is: 296,626,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,848,970.40 : 704,773,455.60 = 197,751,178.40 : x
  2. Step 2: Convert to fraction form
    469,848,970.40/704,773,455.60 = 197,751,178.40/x
  3. Step 3: Cross multiply
    469,848,970.40x = 704,773,455.60 × 197,751,178.40
  4. Step 4: Simplify right side
    469,848,970.40x = 139,369,781,349,940,080
  5. Step 5: Solve for x
    x = 139,369,781,349,940,080/469,848,970.40
  6. Step 6: Final answer
    x = 296,626,767.60

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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.