Home / 565,107,444-779,673,008.16-329,988,497.76

Finding the Fourth Proportional to 565,107,444, 779,673,008.16 and 329,988,497.76

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Solution

The fourth proportional to 565,107,444, 779,673,008.16 and 329,988,497.76 is: 455,281,783.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,107,444 : 779,673,008.16 = 329,988,497.76 : x
  2. Step 2: Convert to fraction form
    565,107,444/779,673,008.16 = 329,988,497.76/x
  3. Step 3: Cross multiply
    565,107,444x = 779,673,008.16 × 329,988,497.76
  4. Step 4: Simplify right side
    565,107,444x = 257,283,124,706,738,592
  5. Step 5: Solve for x
    x = 257,283,124,706,738,592/565,107,444
  6. Step 6: Final answer
    x = 455,281,783.03

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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.