Home / 2,501,402,079.36-3,451,950,446.40-1,387,638,756.48

Finding the Fourth Proportional to 2,501,402,079.36, 3,451,950,446.40 and 1,387,638,756.48

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Solution

The fourth proportional to 2,501,402,079.36, 3,451,950,446.40 and 1,387,638,756.48 is: 1,914,950,125.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501,402,079.36 : 3,451,950,446.40 = 1,387,638,756.48 : x
  2. Step 2: Convert to fraction form
    2,501,402,079.36/3,451,950,446.40 = 1,387,638,756.48/x
  3. Step 3: Cross multiply
    2,501,402,079.36x = 3,451,950,446.40 × 1,387,638,756.48
  4. Step 4: Simplify right side
    2,501,402,079.36x = 4,790,060,224,873,076,736
  5. Step 5: Solve for x
    x = 4,790,060,224,873,076,736/2,501,402,079.36
  6. Step 6: Final answer
    x = 1,914,950,125.13

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1.5x scale

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.