Home / 1,069,457,011.83-1,603,053,314.19-359,729,939.93

Finding the Fourth Proportional to 1,069,457,011.83, 1,603,053,314.19 and 359,729,939.93

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Solution

The fourth proportional to 1,069,457,011.83, 1,603,053,314.19 and 359,729,939.93 is: 539,214,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,457,011.83 : 1,603,053,314.19 = 359,729,939.93 : x
  2. Step 2: Convert to fraction form
    1,069,457,011.83/1,603,053,314.19 = 359,729,939.93/x
  3. Step 3: Cross multiply
    1,069,457,011.83x = 1,603,053,314.19 × 359,729,939.93
  4. Step 4: Simplify right side
    1,069,457,011.83x = 576,666,272,418,156,160
  5. Step 5: Solve for x
    x = 576,666,272,418,156,160/1,069,457,011.83
  6. Step 6: Final answer
    x = 539,214,074.09

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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.