Home / 19,988,749,641.84-29,983,122,642.06-8,796,623,813.15

Finding the Fourth Proportional to 19,988,749,641.84, 29,983,122,642.06 and 8,796,623,813.15

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Solution

The fourth proportional to 19,988,749,641.84, 29,983,122,642.06 and 8,796,623,813.15 is: 13,194,934,918.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988,749,641.84 : 29,983,122,642.06 = 8,796,623,813.15 : x
  2. Step 2: Convert to fraction form
    19,988,749,641.84/29,983,122,642.06 = 8,796,623,813.15/x
  3. Step 3: Cross multiply
    19,988,749,641.84x = 29,983,122,642.06 × 8,796,623,813.15
  4. Step 4: Simplify right side
    19,988,749,641.84x = 263,750,250,625,592,066,048
  5. Step 5: Solve for x
    x = 263,750,250,625,592,066,048/19,988,749,641.84
  6. Step 6: Final answer
    x = 13,194,934,918.46

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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.