Home / 538,848,195.40-808,272,293.10-366,661,311.40

Finding the Fourth Proportional to 538,848,195.40, 808,272,293.10 and 366,661,311.40

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Solution

The fourth proportional to 538,848,195.40, 808,272,293.10 and 366,661,311.40 is: 549,991,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,848,195.40 : 808,272,293.10 = 366,661,311.40 : x
  2. Step 2: Convert to fraction form
    538,848,195.40/808,272,293.10 = 366,661,311.40/x
  3. Step 3: Cross multiply
    538,848,195.40x = 808,272,293.10 × 366,661,311.40
  4. Step 4: Simplify right side
    538,848,195.40x = 296,362,178,956,331,136
  5. Step 5: Solve for x
    x = 296,362,178,956,331,136/538,848,195.40
  6. Step 6: Final answer
    x = 549,991,967.10

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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.