Home / 559,678,644.36-839,487,699-171,502,595.64

Finding the Fourth Proportional to 559,678,644.36, 839,487,699 and 171,502,595.64

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Solution

The fourth proportional to 559,678,644.36, 839,487,699 and 171,502,595.64 is: 257,244,618.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,678,644.36 : 839,487,699 = 171,502,595.64 : x
  2. Step 2: Convert to fraction form
    559,678,644.36/839,487,699 = 171,502,595.64/x
  3. Step 3: Cross multiply
    559,678,644.36x = 839,487,699 × 171,502,595.64
  4. Step 4: Simplify right side
    559,678,644.36x = 143,974,319,386,351,024
  5. Step 5: Solve for x
    x = 143,974,319,386,351,024/559,678,644.36
  6. Step 6: Final answer
    x = 257,244,618.56

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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.