Home / 697,795,260.96-962,963,828.68-384,540,714.48

Finding the Fourth Proportional to 697,795,260.96, 962,963,828.68 and 384,540,714.48

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Solution

The fourth proportional to 697,795,260.96, 962,963,828.68 and 384,540,714.48 is: 530,669,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,795,260.96 : 962,963,828.68 = 384,540,714.48 : x
  2. Step 2: Convert to fraction form
    697,795,260.96/962,963,828.68 = 384,540,714.48/x
  3. Step 3: Cross multiply
    697,795,260.96x = 962,963,828.68 × 384,540,714.48
  4. Step 4: Simplify right side
    697,795,260.96x = 370,298,798,699,003,520
  5. Step 5: Solve for x
    x = 370,298,798,699,003,520/697,795,260.96
  6. Step 6: Final answer
    x = 530,669,695.56

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1.5x scale

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.