Home / 641,698,384,062.15-962,547,576,093.23-344,159,448,510.15

Finding the Fourth Proportional to 641,698,384,062.15, 962,547,576,093.23 and 344,159,448,510.15

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Solution

The fourth proportional to 641,698,384,062.15, 962,547,576,093.23 and 344,159,448,510.15 is: 516,239,172,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,698,384,062.15 : 962,547,576,093.23 = 344,159,448,510.15 : x
  2. Step 2: Convert to fraction form
    641,698,384,062.15/962,547,576,093.23 = 344,159,448,510.15/x
  3. Step 3: Cross multiply
    641,698,384,062.15x = 962,547,576,093.23 × 344,159,448,510.15
  4. Step 4: Simplify right side
    641,698,384,062.15x = 331,269,842,953,027,710,877,696
  5. Step 5: Solve for x
    x = 331,269,842,953,027,710,877,696/641,698,384,062.15
  6. Step 6: Final answer
    x = 516,239,172,765.23

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Double scale
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Similar ratio
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1.5x scale

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.