Home / 328,813,298.36-453,762,312.86-196,654,274.48

Finding the Fourth Proportional to 328,813,298.36, 453,762,312.86 and 196,654,274.48

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Solution

The fourth proportional to 328,813,298.36, 453,762,312.86 and 196,654,274.48 is: 271,382,875.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,813,298.36 : 453,762,312.86 = 196,654,274.48 : x
  2. Step 2: Convert to fraction form
    328,813,298.36/453,762,312.86 = 196,654,274.48/x
  3. Step 3: Cross multiply
    328,813,298.36x = 453,762,312.86 × 196,654,274.48
  4. Step 4: Simplify right side
    328,813,298.36x = 89,234,298,421,850,064
  5. Step 5: Solve for x
    x = 89,234,298,421,850,064/328,813,298.36
  6. Step 6: Final answer
    x = 271,382,875.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.