Home / 72,748,476,042.30-109,122,714,063.45-41,402,810,403.90

Finding the Fourth Proportional to 72,748,476,042.30, 109,122,714,063.45 and 41,402,810,403.90

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Solution

The fourth proportional to 72,748,476,042.30, 109,122,714,063.45 and 41,402,810,403.90 is: 62,104,215,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,748,476,042.30 : 109,122,714,063.45 = 41,402,810,403.90 : x
  2. Step 2: Convert to fraction form
    72,748,476,042.30/109,122,714,063.45 = 41,402,810,403.90/x
  3. Step 3: Cross multiply
    72,748,476,042.30x = 109,122,714,063.45 × 41,402,810,403.90
  4. Step 4: Simplify right side
    72,748,476,042.30x = 4,517,987,041,128,012,578,816
  5. Step 5: Solve for x
    x = 4,517,987,041,128,012,578,816/72,748,476,042.30
  6. Step 6: Final answer
    x = 62,104,215,605.85

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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.