Home / 1,069,457,006.57-1,603,053,306.32-359,729,934.69

Finding the Fourth Proportional to 1,069,457,006.57, 1,603,053,306.32 and 359,729,934.69

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Solution

The fourth proportional to 1,069,457,006.57, 1,603,053,306.32 and 359,729,934.69 is: 539,214,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,457,006.57 : 1,603,053,306.32 = 359,729,934.69 : x
  2. Step 2: Convert to fraction form
    1,069,457,006.57/1,603,053,306.32 = 359,729,934.69/x
  3. Step 3: Cross multiply
    1,069,457,006.57x = 1,603,053,306.32 × 359,729,934.69
  4. Step 4: Simplify right side
    1,069,457,006.57x = 576,666,261,185,283,584
  5. Step 5: Solve for x
    x = 576,666,261,185,283,584/1,069,457,006.57
  6. Step 6: Final answer
    x = 539,214,066.25

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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.