Home / 19,309,066,011.40-28,963,599,017.10-16,691,825,374.60

Finding the Fourth Proportional to 19,309,066,011.40, 28,963,599,017.10 and 16,691,825,374.60

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Solution

The fourth proportional to 19,309,066,011.40, 28,963,599,017.10 and 16,691,825,374.60 is: 25,037,738,061.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309,066,011.40 : 28,963,599,017.10 = 16,691,825,374.60 : x
  2. Step 2: Convert to fraction form
    19,309,066,011.40/28,963,599,017.10 = 16,691,825,374.60/x
  3. Step 3: Cross multiply
    19,309,066,011.40x = 28,963,599,017.10 × 16,691,825,374.60
  4. Step 4: Simplify right side
    19,309,066,011.40x = 483,455,337,013,369,372,672
  5. Step 5: Solve for x
    x = 483,455,337,013,369,372,672/19,309,066,011.40
  6. Step 6: Final answer
    x = 25,037,738,061.90

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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.