Home / 768,549,492.06-1,152,895,107.42-250,982,645.10

Finding the Fourth Proportional to 768,549,492.06, 1,152,895,107.42 and 250,982,645.10

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Solution

The fourth proportional to 768,549,492.06, 1,152,895,107.42 and 250,982,645.10 is: 376,497,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,549,492.06 : 1,152,895,107.42 = 250,982,645.10 : x
  2. Step 2: Convert to fraction form
    768,549,492.06/1,152,895,107.42 = 250,982,645.10/x
  3. Step 3: Cross multiply
    768,549,492.06x = 1,152,895,107.42 × 250,982,645.10
  4. Step 4: Simplify right side
    768,549,492.06x = 289,356,663,583,120,256
  5. Step 5: Solve for x
    x = 289,356,663,583,120,256/768,549,492.06
  6. Step 6: Final answer
    x = 376,497,111.21

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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.