Home / 8,774,331,475.79-12,107,555,914.64-4,912,078,570.48

Finding the Fourth Proportional to 8,774,331,475.79, 12,107,555,914.64 and 4,912,078,570.48

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Solution

The fourth proportional to 8,774,331,475.79, 12,107,555,914.64 and 4,912,078,570.48 is: 6,778,096,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774,331,475.79 : 12,107,555,914.64 = 4,912,078,570.48 : x
  2. Step 2: Convert to fraction form
    8,774,331,475.79/12,107,555,914.64 = 4,912,078,570.48/x
  3. Step 3: Cross multiply
    8,774,331,475.79x = 12,107,555,914.64 × 4,912,078,570.48
  4. Step 4: Simplify right side
    8,774,331,475.79x = 59,473,265,949,171,073,024
  5. Step 5: Solve for x
    x = 59,473,265,949,171,073,024/8,774,331,475.79
  6. Step 6: Final answer
    x = 6,778,096,555.08

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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.