Home / 3,219,264,412.40-4,828,896,618.60-1,008,658,809.20

Finding the Fourth Proportional to 3,219,264,412.40, 4,828,896,618.60 and 1,008,658,809.20

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Solution

The fourth proportional to 3,219,264,412.40, 4,828,896,618.60 and 1,008,658,809.20 is: 1,512,988,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,264,412.40 : 4,828,896,618.60 = 1,008,658,809.20 : x
  2. Step 2: Convert to fraction form
    3,219,264,412.40/4,828,896,618.60 = 1,008,658,809.20/x
  3. Step 3: Cross multiply
    3,219,264,412.40x = 4,828,896,618.60 × 1,008,658,809.20
  4. Step 4: Simplify right side
    3,219,264,412.40x = 4,870,709,113,066,983,424
  5. Step 5: Solve for x
    x = 4,870,709,113,066,983,424/3,219,264,412.40
  6. Step 6: Final answer
    x = 1,512,988,213.80

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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.