Home / 1,097,106,858,985.30-1,645,872,216,934.90-417,132,345,532.65

Finding the Fourth Proportional to 1,097,106,858,985.30, 1,645,872,216,934.90 and 417,132,345,532.65

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Solution

The fourth proportional to 1,097,106,858,985.30, 1,645,872,216,934.90 and 417,132,345,532.65 is: 625,779,095,877.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,106,858,985.30 : 1,645,872,216,934.90 = 417,132,345,532.65 : x
  2. Step 2: Convert to fraction form
    1,097,106,858,985.30/1,645,872,216,934.90 = 417,132,345,532.65/x
  3. Step 3: Cross multiply
    1,097,106,858,985.30x = 1,645,872,216,934.90 × 417,132,345,532.65
  4. Step 4: Simplify right side
    1,097,106,858,985.30x = 686,546,538,297,077,432,057,856
  5. Step 5: Solve for x
    x = 686,546,538,297,077,432,057,856/1,097,106,858,985.30
  6. Step 6: Final answer
    x = 625,779,095,877.73

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Double scale
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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.