Home / 18,802,688,267.80-28,204,032,401.70-17,732,511,602.20

Finding the Fourth Proportional to 18,802,688,267.80, 28,204,032,401.70 and 17,732,511,602.20

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Solution

The fourth proportional to 18,802,688,267.80, 28,204,032,401.70 and 17,732,511,602.20 is: 26,598,767,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802,688,267.80 : 28,204,032,401.70 = 17,732,511,602.20 : x
  2. Step 2: Convert to fraction form
    18,802,688,267.80/28,204,032,401.70 = 17,732,511,602.20/x
  3. Step 3: Cross multiply
    18,802,688,267.80x = 28,204,032,401.70 × 17,732,511,602.20
  4. Step 4: Simplify right side
    18,802,688,267.80x = 500,128,331,791,970,009,088
  5. Step 5: Solve for x
    x = 500,128,331,791,970,009,088/18,802,688,267.80
  6. Step 6: Final answer
    x = 26,598,767,403.30

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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.