Home / 836,085,116.71-1,153,732,102.10-464,784,538.15

Finding the Fourth Proportional to 836,085,116.71, 1,153,732,102.10 and 464,784,538.15

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Solution

The fourth proportional to 836,085,116.71, 1,153,732,102.10 and 464,784,538.15 is: 641,366,329.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,085,116.71 : 1,153,732,102.10 = 464,784,538.15 : x
  2. Step 2: Convert to fraction form
    836,085,116.71/1,153,732,102.10 = 464,784,538.15/x
  3. Step 3: Cross multiply
    836,085,116.71x = 1,153,732,102.10 × 464,784,538.15
  4. Step 4: Simplify right side
    836,085,116.71x = 536,236,842,221,053,184
  5. Step 5: Solve for x
    x = 536,236,842,221,053,184/836,085,116.71
  6. Step 6: Final answer
    x = 641,366,329.22

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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.