Home / 426,249,033.95-588,223,661.72-230,678,745.95

Finding the Fourth Proportional to 426,249,033.95, 588,223,661.72 and 230,678,745.95

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Solution

The fourth proportional to 426,249,033.95, 588,223,661.72 and 230,678,745.95 is: 318,336,666.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,249,033.95 : 588,223,661.72 = 230,678,745.95 : x
  2. Step 2: Convert to fraction form
    426,249,033.95/588,223,661.72 = 230,678,745.95/x
  3. Step 3: Cross multiply
    426,249,033.95x = 588,223,661.72 × 230,678,745.95
  4. Step 4: Simplify right side
    426,249,033.95x = 135,690,696,624,003,792
  5. Step 5: Solve for x
    x = 135,690,696,624,003,792/426,249,033.95
  6. Step 6: Final answer
    x = 318,336,666.63

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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.