Home / 666,609,312.48-999,961,798.41-229,903,574.82

Finding the Fourth Proportional to 666,609,312.48, 999,961,798.41 and 229,903,574.82

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Solution

The fourth proportional to 666,609,312.48, 999,961,798.41 and 229,903,574.82 is: 344,871,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,609,312.48 : 999,961,798.41 = 229,903,574.82 : x
  2. Step 2: Convert to fraction form
    666,609,312.48/999,961,798.41 = 229,903,574.82/x
  3. Step 3: Cross multiply
    666,609,312.48x = 999,961,798.41 × 229,903,574.82
  4. Step 4: Simplify right side
    666,609,312.48x = 229,894,792,137,895,168
  5. Step 5: Solve for x
    x = 229,894,792,137,895,168/666,609,312.48
  6. Step 6: Final answer
    x = 344,871,857.97

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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.