Home / 242,742,328.80-364,449,416.40-191,682,002.40

Finding the Fourth Proportional to 242,742,328.80, 364,449,416.40 and 191,682,002.40

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Solution

The fourth proportional to 242,742,328.80, 364,449,416.40 and 191,682,002.40 is: 287,788,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,742,328.80 : 364,449,416.40 = 191,682,002.40 : x
  2. Step 2: Convert to fraction form
    242,742,328.80/364,449,416.40 = 191,682,002.40/x
  3. Step 3: Cross multiply
    242,742,328.80x = 364,449,416.40 × 191,682,002.40
  4. Step 4: Simplify right side
    242,742,328.80x = 69,858,393,909,063,400
  5. Step 5: Solve for x
    x = 69,858,393,909,063,400/242,742,328.80
  6. Step 6: Final answer
    x = 287,788,266.08

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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.