Home / 426,249,046.89-588,223,679.58-230,678,758.89

Finding the Fourth Proportional to 426,249,046.89, 588,223,679.58 and 230,678,758.89

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Solution

The fourth proportional to 426,249,046.89, 588,223,679.58 and 230,678,758.89 is: 318,336,684.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,249,046.89 : 588,223,679.58 = 230,678,758.89 : x
  2. Step 2: Convert to fraction form
    426,249,046.89/588,223,679.58 = 230,678,758.89/x
  3. Step 3: Cross multiply
    426,249,046.89x = 588,223,679.58 × 230,678,758.89
  4. Step 4: Simplify right side
    426,249,046.89x = 135,690,708,355,223,440
  5. Step 5: Solve for x
    x = 135,690,708,355,223,440/426,249,046.89
  6. Step 6: Final answer
    x = 318,336,684.49

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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.