Home / 19,822,833,086.20-29,734,249,629.30-18,169,838,999.80

Finding the Fourth Proportional to 19,822,833,086.20, 29,734,249,629.30 and 18,169,838,999.80

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Solution

The fourth proportional to 19,822,833,086.20, 29,734,249,629.30 and 18,169,838,999.80 is: 27,254,758,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822,833,086.20 : 29,734,249,629.30 = 18,169,838,999.80 : x
  2. Step 2: Convert to fraction form
    19,822,833,086.20/29,734,249,629.30 = 18,169,838,999.80/x
  3. Step 3: Cross multiply
    19,822,833,086.20x = 29,734,249,629.30 × 18,169,838,999.80
  4. Step 4: Simplify right side
    19,822,833,086.20x = 540,266,528,544,243,777,536
  5. Step 5: Solve for x
    x = 540,266,528,544,243,777,536/19,822,833,086.20
  6. Step 6: Final answer
    x = 27,254,758,499.70

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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.