Home / 936,224,320.82-1,291,499,733.68-578,877,867.36

Finding the Fourth Proportional to 936,224,320.82, 1,291,499,733.68 and 578,877,867.36

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Solution

The fourth proportional to 936,224,320.82, 1,291,499,733.68 and 578,877,867.36 is: 798,548,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,224,320.82 : 1,291,499,733.68 = 578,877,867.36 : x
  2. Step 2: Convert to fraction form
    936,224,320.82/1,291,499,733.68 = 578,877,867.36/x
  3. Step 3: Cross multiply
    936,224,320.82x = 1,291,499,733.68 × 578,877,867.36
  4. Step 4: Simplify right side
    936,224,320.82x = 747,620,611,525,792,000
  5. Step 5: Solve for x
    x = 747,620,611,525,792,000/936,224,320.82
  6. Step 6: Final answer
    x = 798,548,590.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.