Home / 466,603,394.40-699,905,091.60-391,776,501.60

Finding the Fourth Proportional to 466,603,394.40, 699,905,091.60 and 391,776,501.60

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Solution

The fourth proportional to 466,603,394.40, 699,905,091.60 and 391,776,501.60 is: 587,664,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,603,394.40 : 699,905,091.60 = 391,776,501.60 : x
  2. Step 2: Convert to fraction form
    466,603,394.40/699,905,091.60 = 391,776,501.60/x
  3. Step 3: Cross multiply
    466,603,394.40x = 699,905,091.60 × 391,776,501.60
  4. Step 4: Simplify right side
    466,603,394.40x = 274,206,368,239,075,584
  5. Step 5: Solve for x
    x = 274,206,368,239,075,584/466,603,394.40
  6. Step 6: Final answer
    x = 587,664,752.40

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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.