Home / 641,245,528.63-884,462,541.69-588,492,628.24

Finding the Fourth Proportional to 641,245,528.63, 884,462,541.69 and 588,492,628.24

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Solution

The fourth proportional to 641,245,528.63, 884,462,541.69 and 588,492,628.24 is: 811,701,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,245,528.63 : 884,462,541.69 = 588,492,628.24 : x
  2. Step 2: Convert to fraction form
    641,245,528.63/884,462,541.69 = 588,492,628.24/x
  3. Step 3: Cross multiply
    641,245,528.63x = 884,462,541.69 × 588,492,628.24
  4. Step 4: Simplify right side
    641,245,528.63x = 520,499,685,738,978,688
  5. Step 5: Solve for x
    x = 520,499,685,738,978,688/641,245,528.63
  6. Step 6: Final answer
    x = 811,701,076.26

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1.5x scale

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.