Home / 426,249,203.68-588,223,895.40-230,678,915.68

Finding the Fourth Proportional to 426,249,203.68, 588,223,895.40 and 230,678,915.68

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Solution

The fourth proportional to 426,249,203.68, 588,223,895.40 and 230,678,915.68 is: 318,336,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,249,203.68 : 588,223,895.40 = 230,678,915.68 : x
  2. Step 2: Convert to fraction form
    426,249,203.68/588,223,895.40 = 230,678,915.68/x
  3. Step 3: Cross multiply
    426,249,203.68x = 588,223,895.40 × 230,678,915.68
  4. Step 4: Simplify right side
    426,249,203.68x = 135,690,850,367,937,744
  5. Step 5: Solve for x
    x = 135,690,850,367,937,744/426,249,203.68
  6. Step 6: Final answer
    x = 318,336,900.57

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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.