Home / 782,044,180.07-1,079,232,022.53-429,652,738.85

Finding the Fourth Proportional to 782,044,180.07, 1,079,232,022.53 and 429,652,738.85

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Solution

The fourth proportional to 782,044,180.07, 1,079,232,022.53 and 429,652,738.85 is: 592,926,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,044,180.07 : 1,079,232,022.53 = 429,652,738.85 : x
  2. Step 2: Convert to fraction form
    782,044,180.07/1,079,232,022.53 = 429,652,738.85/x
  3. Step 3: Cross multiply
    782,044,180.07x = 1,079,232,022.53 × 429,652,738.85
  4. Step 4: Simplify right side
    782,044,180.07x = 463,694,994,329,243,264
  5. Step 5: Solve for x
    x = 463,694,994,329,243,264/782,044,180.07
  6. Step 6: Final answer
    x = 592,926,852.66

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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.