Home / 291,692,091.60-436,950,271.80-182,181,128.40

Finding the Fourth Proportional to 291,692,091.60, 436,950,271.80 and 182,181,128.40

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Solution

The fourth proportional to 291,692,091.60, 436,950,271.80 and 182,181,128.40 is: 272,904,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,692,091.60 : 436,950,271.80 = 182,181,128.40 : x
  2. Step 2: Convert to fraction form
    291,692,091.60/436,950,271.80 = 182,181,128.40/x
  3. Step 3: Cross multiply
    291,692,091.60x = 436,950,271.80 × 182,181,128.40
  4. Step 4: Simplify right side
    291,692,091.60x = 79,604,093,571,210,704
  5. Step 5: Solve for x
    x = 79,604,093,571,210,704/291,692,091.60
  6. Step 6: Final answer
    x = 272,904,531.40

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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.