Home / 1,658,790,748.20-2,488,186,122.30-1,007,881,811.40

Finding the Fourth Proportional to 1,658,790,748.20, 2,488,186,122.30 and 1,007,881,811.40

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Solution

The fourth proportional to 1,658,790,748.20, 2,488,186,122.30 and 1,007,881,811.40 is: 1,511,822,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,790,748.20 : 2,488,186,122.30 = 1,007,881,811.40 : x
  2. Step 2: Convert to fraction form
    1,658,790,748.20/2,488,186,122.30 = 1,007,881,811.40/x
  3. Step 3: Cross multiply
    1,658,790,748.20x = 2,488,186,122.30 × 1,007,881,811.40
  4. Step 4: Simplify right side
    1,658,790,748.20x = 2,507,797,536,044,066,304
  5. Step 5: Solve for x
    x = 2,507,797,536,044,066,304/1,658,790,748.20
  6. Step 6: Final answer
    x = 1,511,822,717.10

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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.