Home / 1,539,648,002.80-2,309,024,106.60-849,885,698.80

Finding the Fourth Proportional to 1,539,648,002.80, 2,309,024,106.60 and 849,885,698.80

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Solution

The fourth proportional to 1,539,648,002.80, 2,309,024,106.60 and 849,885,698.80 is: 1,274,581,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,648,002.80 : 2,309,024,106.60 = 849,885,698.80 : x
  2. Step 2: Convert to fraction form
    1,539,648,002.80/2,309,024,106.60 = 849,885,698.80/x
  3. Step 3: Cross multiply
    1,539,648,002.80x = 2,309,024,106.60 × 849,885,698.80
  4. Step 4: Simplify right side
    1,539,648,002.80x = 1,962,406,566,383,786,496
  5. Step 5: Solve for x
    x = 1,962,406,566,383,786,496/1,539,648,002.80
  6. Step 6: Final answer
    x = 1,274,581,308.72

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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.