Home / 471,879,927.59-651,473,316.52-419,524,102.58

Finding the Fourth Proportional to 471,879,927.59, 651,473,316.52 and 419,524,102.58

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Solution

The fourth proportional to 471,879,927.59, 651,473,316.52 and 419,524,102.58 is: 579,191,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,879,927.59 : 651,473,316.52 = 419,524,102.58 : x
  2. Step 2: Convert to fraction form
    471,879,927.59/651,473,316.52 = 419,524,102.58/x
  3. Step 3: Cross multiply
    471,879,927.59x = 651,473,316.52 × 419,524,102.58
  4. Step 4: Simplify right side
    471,879,927.59x = 273,308,758,463,563,136
  5. Step 5: Solve for x
    x = 273,308,758,463,563,136/471,879,927.59
  6. Step 6: Final answer
    x = 579,191,320.69

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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.