Home / 671,923,808.10-1,007,885,712.15-557,132,552.10

Finding the Fourth Proportional to 671,923,808.10, 1,007,885,712.15 and 557,132,552.10

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Solution

The fourth proportional to 671,923,808.10, 1,007,885,712.15 and 557,132,552.10 is: 835,698,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,923,808.10 : 1,007,885,712.15 = 557,132,552.10 : x
  2. Step 2: Convert to fraction form
    671,923,808.10/1,007,885,712.15 = 557,132,552.10/x
  3. Step 3: Cross multiply
    671,923,808.10x = 1,007,885,712.15 × 557,132,552.10
  4. Step 4: Simplify right side
    671,923,808.10x = 561,525,939,035,255,488
  5. Step 5: Solve for x
    x = 561,525,939,035,255,488/671,923,808.10
  6. Step 6: Final answer
    x = 835,698,828.15

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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.