Home / 697,771,766.22-962,931,494.43-384,517,189.98

Finding the Fourth Proportional to 697,771,766.22, 962,931,494.43 and 384,517,189.98

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Solution

The fourth proportional to 697,771,766.22, 962,931,494.43 and 384,517,189.98 is: 530,637,280.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,771,766.22 : 962,931,494.43 = 384,517,189.98 : x
  2. Step 2: Convert to fraction form
    697,771,766.22/962,931,494.43 = 384,517,189.98/x
  3. Step 3: Cross multiply
    697,771,766.22x = 962,931,494.43 × 384,517,189.98
  4. Step 4: Simplify right side
    697,771,766.22x = 370,263,712,381,465,600
  5. Step 5: Solve for x
    x = 370,263,712,381,465,600/697,771,766.22
  6. Step 6: Final answer
    x = 530,637,280.42

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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.