Home / 707,755,938.90-1,061,463,595.04-216,473,450.28

Finding the Fourth Proportional to 707,755,938.90, 1,061,463,595.04 and 216,473,450.28

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Solution

The fourth proportional to 707,755,938.90, 1,061,463,595.04 and 216,473,450.28 is: 324,658,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,755,938.90 : 1,061,463,595.04 = 216,473,450.28 : x
  2. Step 2: Convert to fraction form
    707,755,938.90/1,061,463,595.04 = 216,473,450.28/x
  3. Step 3: Cross multiply
    707,755,938.90x = 1,061,463,595.04 × 216,473,450.28
  4. Step 4: Simplify right side
    707,755,938.90x = 229,778,686,763,839,136
  5. Step 5: Solve for x
    x = 229,778,686,763,839,136/707,755,938.90
  6. Step 6: Final answer
    x = 324,658,083.58

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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.