Home / 311,243,567.04-429,714,214.59-193,941,226.80

Finding the Fourth Proportional to 311,243,567.04, 429,714,214.59 and 193,941,226.80

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Solution

The fourth proportional to 311,243,567.04, 429,714,214.59 and 193,941,226.80 is: 267,762,327.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,243,567.04 : 429,714,214.59 = 193,941,226.80 : x
  2. Step 2: Convert to fraction form
    311,243,567.04/429,714,214.59 = 193,941,226.80/x
  3. Step 3: Cross multiply
    311,243,567.04x = 429,714,214.59 × 193,941,226.80
  4. Step 4: Simplify right side
    311,243,567.04x = 83,339,301,951,710,336
  5. Step 5: Solve for x
    x = 83,339,301,951,710,336/311,243,567.04
  6. Step 6: Final answer
    x = 267,762,327.57

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Why These Related Problems?

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