Home / 1,550,603,780.21-2,140,014,123.36-881,649,058.44

Finding the Fourth Proportional to 1,550,603,780.21, 2,140,014,123.36 and 881,649,058.44

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Solution

The fourth proportional to 1,550,603,780.21, 2,140,014,123.36 and 881,649,058.44 is: 1,216,778,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,603,780.21 : 2,140,014,123.36 = 881,649,058.44 : x
  2. Step 2: Convert to fraction form
    1,550,603,780.21/2,140,014,123.36 = 881,649,058.44/x
  3. Step 3: Cross multiply
    1,550,603,780.21x = 2,140,014,123.36 × 881,649,058.44
  4. Step 4: Simplify right side
    1,550,603,780.21x = 1,886,741,436,908,646,144
  5. Step 5: Solve for x
    x = 1,886,741,436,908,646,144/1,550,603,780.21
  6. Step 6: Final answer
    x = 1,216,778,561.35

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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.