Home / 501,457,668.48-692,011,581.84-281,441,094.48

Finding the Fourth Proportional to 501,457,668.48, 692,011,581.84 and 281,441,094.48

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Solution

The fourth proportional to 501,457,668.48, 692,011,581.84 and 281,441,094.48 is: 388,388,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,457,668.48 : 692,011,581.84 = 281,441,094.48 : x
  2. Step 2: Convert to fraction form
    501,457,668.48/692,011,581.84 = 281,441,094.48/x
  3. Step 3: Cross multiply
    501,457,668.48x = 692,011,581.84 × 281,441,094.48
  4. Step 4: Simplify right side
    501,457,668.48x = 194,760,496,985,885,728
  5. Step 5: Solve for x
    x = 194,760,496,985,885,728/501,457,668.48
  6. Step 6: Final answer
    x = 388,388,710.01

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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.