Home / 1,155,467,776.30-1,594,411,009.28-646,858,340.26

Finding the Fourth Proportional to 1,155,467,776.30, 1,594,411,009.28 and 646,858,340.26

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Solution

The fourth proportional to 1,155,467,776.30, 1,594,411,009.28 and 646,858,340.26 is: 892,589,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,467,776.30 : 1,594,411,009.28 = 646,858,340.26 : x
  2. Step 2: Convert to fraction form
    1,155,467,776.30/1,594,411,009.28 = 646,858,340.26/x
  3. Step 3: Cross multiply
    1,155,467,776.30x = 1,594,411,009.28 × 646,858,340.26
  4. Step 4: Simplify right side
    1,155,467,776.30x = 1,031,358,059,151,897,984
  5. Step 5: Solve for x
    x = 1,031,358,059,151,897,984/1,155,467,776.30
  6. Step 6: Final answer
    x = 892,589,200.93

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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.