Home / 697,795,254.45-962,963,819.69-384,540,707.97

Finding the Fourth Proportional to 697,795,254.45, 962,963,819.69 and 384,540,707.97

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Solution

The fourth proportional to 697,795,254.45, 962,963,819.69 and 384,540,707.97 is: 530,669,686.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,795,254.45 : 962,963,819.69 = 384,540,707.97 : x
  2. Step 2: Convert to fraction form
    697,795,254.45/962,963,819.69 = 384,540,707.97/x
  3. Step 3: Cross multiply
    697,795,254.45x = 962,963,819.69 × 384,540,707.97
  4. Step 4: Simplify right side
    697,795,254.45x = 370,298,788,971,165,312
  5. Step 5: Solve for x
    x = 370,298,788,971,165,312/697,795,254.45
  6. Step 6: Final answer
    x = 530,669,686.57

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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.