Home / 1,818,634,708.28-2,509,716,397.34-1,003,896,619.76

Finding the Fourth Proportional to 1,818,634,708.28, 2,509,716,397.34 and 1,003,896,619.76

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Solution

The fourth proportional to 1,818,634,708.28, 2,509,716,397.34 and 1,003,896,619.76 is: 1,385,377,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,634,708.28 : 2,509,716,397.34 = 1,003,896,619.76 : x
  2. Step 2: Convert to fraction form
    1,818,634,708.28/2,509,716,397.34 = 1,003,896,619.76/x
  3. Step 3: Cross multiply
    1,818,634,708.28x = 2,509,716,397.34 × 1,003,896,619.76
  4. Step 4: Simplify right side
    1,818,634,708.28x = 2,519,495,807,845,871,104
  5. Step 5: Solve for x
    x = 2,519,495,807,845,871,104/1,818,634,708.28
  6. Step 6: Final answer
    x = 1,385,377,611.22

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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.