Home / 697,771,931.24-962,931,722.82-384,517,355.60

Finding the Fourth Proportional to 697,771,931.24, 962,931,722.82 and 384,517,355.60

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Solution

The fourth proportional to 697,771,931.24, 962,931,722.82 and 384,517,355.60 is: 530,637,509.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,771,931.24 : 962,931,722.82 = 384,517,355.60 : x
  2. Step 2: Convert to fraction form
    697,771,931.24/962,931,722.82 = 384,517,355.60/x
  3. Step 3: Cross multiply
    697,771,931.24x = 962,931,722.82 × 384,517,355.60
  4. Step 4: Simplify right side
    697,771,931.24x = 370,263,959,682,098,624
  5. Step 5: Solve for x
    x = 370,263,959,682,098,624/697,771,931.24
  6. Step 6: Final answer
    x = 530,637,509.34

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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.