Home / 19,919,441,774.10-29,860,775,393.05-9,962,220,890.01

Finding the Fourth Proportional to 19,919,441,774.10, 29,860,775,393.05 and 9,962,220,890.01

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Solution

The fourth proportional to 19,919,441,774.10, 29,860,775,393.05 and 9,962,220,890.01 is: 14,934,135,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,919,441,774.10 : 29,860,775,393.05 = 9,962,220,890.01 : x
  2. Step 2: Convert to fraction form
    19,919,441,774.10/29,860,775,393.05 = 9,962,220,890.01/x
  3. Step 3: Cross multiply
    19,919,441,774.10x = 29,860,775,393.05 × 9,962,220,890.01
  4. Step 4: Simplify right side
    19,919,441,774.10x = 297,479,640,412,632,842,240
  5. Step 5: Solve for x
    x = 297,479,640,412,632,842,240/19,919,441,774.10
  6. Step 6: Final answer
    x = 14,934,135,393.26

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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.