Home / 19,315,584,276.80-28,973,376,415.20-18,397,254,228.80

Finding the Fourth Proportional to 19,315,584,276.80, 28,973,376,415.20 and 18,397,254,228.80

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Solution

The fourth proportional to 19,315,584,276.80, 28,973,376,415.20 and 18,397,254,228.80 is: 27,595,881,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,584,276.80 : 28,973,376,415.20 = 18,397,254,228.80 : x
  2. Step 2: Convert to fraction form
    19,315,584,276.80/28,973,376,415.20 = 18,397,254,228.80/x
  3. Step 3: Cross multiply
    19,315,584,276.80x = 28,973,376,415.20 × 18,397,254,228.80
  4. Step 4: Simplify right side
    19,315,584,276.80x = 533,030,571,777,152,385,024
  5. Step 5: Solve for x
    x = 533,030,571,777,152,385,024/19,315,584,276.80
  6. Step 6: Final answer
    x = 27,595,881,343.20

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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.