Home / 684,249,384.76-944,271,168.04-370,984,204.60

Finding the Fourth Proportional to 684,249,384.76, 944,271,168.04 and 370,984,204.60

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Solution

The fourth proportional to 684,249,384.76, 944,271,168.04 and 370,984,204.60 is: 511,962,006.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,249,384.76 : 944,271,168.04 = 370,984,204.60 : x
  2. Step 2: Convert to fraction form
    684,249,384.76/944,271,168.04 = 370,984,204.60/x
  3. Step 3: Cross multiply
    684,249,384.76x = 944,271,168.04 × 370,984,204.60
  4. Step 4: Simplify right side
    684,249,384.76x = 350,309,688,202,032,320
  5. Step 5: Solve for x
    x = 350,309,688,202,032,320/684,249,384.76
  6. Step 6: Final answer
    x = 511,962,006.84

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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.