Home / 531,400,228.26-797,046,523.71-143,262,293.91

Finding the Fourth Proportional to 531,400,228.26, 797,046,523.71 and 143,262,293.91

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Solution

The fourth proportional to 531,400,228.26, 797,046,523.71 and 143,262,293.91 is: 214,878,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,400,228.26 : 797,046,523.71 = 143,262,293.91 : x
  2. Step 2: Convert to fraction form
    531,400,228.26/797,046,523.71 = 143,262,293.91/x
  3. Step 3: Cross multiply
    531,400,228.26x = 797,046,523.71 × 143,262,293.91
  4. Step 4: Simplify right side
    531,400,228.26x = 114,186,713,339,685,808
  5. Step 5: Solve for x
    x = 114,186,713,339,685,808/531,400,228.26
  6. Step 6: Final answer
    x = 214,878,931.67

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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.