Home / 328,704,006.40-493,056,009.60-167,460,870.40

Finding the Fourth Proportional to 328,704,006.40, 493,056,009.60 and 167,460,870.40

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Solution

The fourth proportional to 328,704,006.40, 493,056,009.60 and 167,460,870.40 is: 251,191,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,704,006.40 : 493,056,009.60 = 167,460,870.40 : x
  2. Step 2: Convert to fraction form
    328,704,006.40/493,056,009.60 = 167,460,870.40/x
  3. Step 3: Cross multiply
    328,704,006.40x = 493,056,009.60 × 167,460,870.40
  4. Step 4: Simplify right side
    328,704,006.40x = 82,567,588,523,566,768
  5. Step 5: Solve for x
    x = 82,567,588,523,566,768/328,704,006.40
  6. Step 6: Final answer
    x = 251,191,305.60

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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.