Home / 19,010,075,421.40-28,515,113,132.10-17,376,144,976.60

Finding the Fourth Proportional to 19,010,075,421.40, 28,515,113,132.10 and 17,376,144,976.60

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Solution

The fourth proportional to 19,010,075,421.40, 28,515,113,132.10 and 17,376,144,976.60 is: 26,064,217,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010,075,421.40 : 28,515,113,132.10 = 17,376,144,976.60 : x
  2. Step 2: Convert to fraction form
    19,010,075,421.40/28,515,113,132.10 = 17,376,144,976.60/x
  3. Step 3: Cross multiply
    19,010,075,421.40x = 28,515,113,132.10 × 17,376,144,976.60
  4. Step 4: Simplify right side
    19,010,075,421.40x = 495,482,739,807,520,030,720
  5. Step 5: Solve for x
    x = 495,482,739,807,520,030,720/19,010,075,421.40
  6. Step 6: Final answer
    x = 26,064,217,464.90

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1.5x scale

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.