Home / 1,643,828,588.84-2,466,154,011.96-479,297,079.90

Finding the Fourth Proportional to 1,643,828,588.84, 2,466,154,011.96 and 479,297,079.90

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Solution

The fourth proportional to 1,643,828,588.84, 2,466,154,011.96 and 479,297,079.90 is: 719,065,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,828,588.84 : 2,466,154,011.96 = 479,297,079.90 : x
  2. Step 2: Convert to fraction form
    1,643,828,588.84/2,466,154,011.96 = 479,297,079.90/x
  3. Step 3: Cross multiply
    1,643,828,588.84x = 2,466,154,011.96 × 479,297,079.90
  4. Step 4: Simplify right side
    1,643,828,588.84x = 1,182,020,416,516,097,536
  5. Step 5: Solve for x
    x = 1,182,020,416,516,097,536/1,643,828,588.84
  6. Step 6: Final answer
    x = 719,065,494.14

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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.