Home / 1,622,088,173.76-2,238,525,695.16-917,345,541.84

Finding the Fourth Proportional to 1,622,088,173.76, 2,238,525,695.16 and 917,345,541.84

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Solution

The fourth proportional to 1,622,088,173.76, 2,238,525,695.16 and 917,345,541.84 is: 1,265,961,739.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,088,173.76 : 2,238,525,695.16 = 917,345,541.84 : x
  2. Step 2: Convert to fraction form
    1,622,088,173.76/2,238,525,695.16 = 917,345,541.84/x
  3. Step 3: Cross multiply
    1,622,088,173.76x = 2,238,525,695.16 × 917,345,541.84
  4. Step 4: Simplify right side
    1,622,088,173.76x = 2,053,501,566,749,312,768
  5. Step 5: Solve for x
    x = 2,053,501,566,749,312,768/1,622,088,173.76
  6. Step 6: Final answer
    x = 1,265,961,739.92

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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.