Home / 1,645,265,088.56-2,270,470,223.12-892,578,264.07

Finding the Fourth Proportional to 1,645,265,088.56, 2,270,470,223.12 and 892,578,264.07

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Solution

The fourth proportional to 1,645,265,088.56, 2,270,470,223.12 and 892,578,264.07 is: 1,231,760,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,265,088.56 : 2,270,470,223.12 = 892,578,264.07 : x
  2. Step 2: Convert to fraction form
    1,645,265,088.56/2,270,470,223.12 = 892,578,264.07/x
  3. Step 3: Cross multiply
    1,645,265,088.56x = 2,270,470,223.12 × 892,578,264.07
  4. Step 4: Simplify right side
    1,645,265,088.56x = 2,026,572,370,362,651,904
  5. Step 5: Solve for x
    x = 2,026,572,370,362,651,904/1,645,265,088.56
  6. Step 6: Final answer
    x = 1,231,760,391.96

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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.