Home / 328,064,271.40-492,096,407.10-191,679,452.20

Finding the Fourth Proportional to 328,064,271.40, 492,096,407.10 and 191,679,452.20

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Solution

The fourth proportional to 328,064,271.40, 492,096,407.10 and 191,679,452.20 is: 287,519,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,064,271.40 : 492,096,407.10 = 191,679,452.20 : x
  2. Step 2: Convert to fraction form
    328,064,271.40/492,096,407.10 = 191,679,452.20/x
  3. Step 3: Cross multiply
    328,064,271.40x = 492,096,407.10 × 191,679,452.20
  4. Step 4: Simplify right side
    328,064,271.40x = 94,324,769,742,516,192
  5. Step 5: Solve for x
    x = 94,324,769,742,516,192/328,064,271.40
  6. Step 6: Final answer
    x = 287,519,178.30

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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.