Home / 1,908,875,724.58-2,634,207,190.58-1,105,137,111.86

Finding the Fourth Proportional to 1,908,875,724.58, 2,634,207,190.58 and 1,105,137,111.86

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Solution

The fourth proportional to 1,908,875,724.58, 2,634,207,190.58 and 1,105,137,111.86 is: 1,525,065,298.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,875,724.58 : 2,634,207,190.58 = 1,105,137,111.86 : x
  2. Step 2: Convert to fraction form
    1,908,875,724.58/2,634,207,190.58 = 1,105,137,111.86/x
  3. Step 3: Cross multiply
    1,908,875,724.58x = 2,634,207,190.58 × 1,105,137,111.86
  4. Step 4: Simplify right side
    1,908,875,724.58x = 2,911,160,126,642,599,424
  5. Step 5: Solve for x
    x = 2,911,160,126,642,599,424/1,908,875,724.58
  6. Step 6: Final answer
    x = 1,525,065,298.46

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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.