Home / 358,898,411.20-538,347,616.80-116,585,809.60

Finding the Fourth Proportional to 358,898,411.20, 538,347,616.80 and 116,585,809.60

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Solution

The fourth proportional to 358,898,411.20, 538,347,616.80 and 116,585,809.60 is: 174,878,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,898,411.20 : 538,347,616.80 = 116,585,809.60 : x
  2. Step 2: Convert to fraction form
    358,898,411.20/538,347,616.80 = 116,585,809.60/x
  3. Step 3: Cross multiply
    358,898,411.20x = 538,347,616.80 × 116,585,809.60
  4. Step 4: Simplify right side
    358,898,411.20x = 62,763,692,750,858,552
  5. Step 5: Solve for x
    x = 62,763,692,750,858,552/358,898,411.20
  6. Step 6: Final answer
    x = 174,878,714.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.