Home / 4,709,620,852.20-7,064,431,278.30-1,438,064,807.40

Finding the Fourth Proportional to 4,709,620,852.20, 7,064,431,278.30 and 1,438,064,807.40

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Solution

The fourth proportional to 4,709,620,852.20, 7,064,431,278.30 and 1,438,064,807.40 is: 2,157,097,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,620,852.20 : 7,064,431,278.30 = 1,438,064,807.40 : x
  2. Step 2: Convert to fraction form
    4,709,620,852.20/7,064,431,278.30 = 1,438,064,807.40/x
  3. Step 3: Cross multiply
    4,709,620,852.20x = 7,064,431,278.30 × 1,438,064,807.40
  4. Step 4: Simplify right side
    4,709,620,852.20x = 10,159,110,005,619,025,920
  5. Step 5: Solve for x
    x = 10,159,110,005,619,025,920/4,709,620,852.20
  6. Step 6: Final answer
    x = 2,157,097,211.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.