Home / 697,439,850.56-962,467,045.88-384,174,064.36

Finding the Fourth Proportional to 697,439,850.56, 962,467,045.88 and 384,174,064.36

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Solution

The fourth proportional to 697,439,850.56, 962,467,045.88 and 384,174,064.36 is: 530,160,237.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,439,850.56 : 962,467,045.88 = 384,174,064.36 : x
  2. Step 2: Convert to fraction form
    697,439,850.56/962,467,045.88 = 384,174,064.36/x
  3. Step 3: Cross multiply
    697,439,850.56x = 962,467,045.88 × 384,174,064.36
  4. Step 4: Simplify right side
    697,439,850.56x = 369,754,876,828,282,176
  5. Step 5: Solve for x
    x = 369,754,876,828,282,176/697,439,850.56
  6. Step 6: Final answer
    x = 530,160,237.52

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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.