Home / 737,814,981.36-1,018,183,811.40-403,289,700.80

Finding the Fourth Proportional to 737,814,981.36, 1,018,183,811.40 and 403,289,700.80

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Solution

The fourth proportional to 737,814,981.36, 1,018,183,811.40 and 403,289,700.80 is: 556,539,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,814,981.36 : 1,018,183,811.40 = 403,289,700.80 : x
  2. Step 2: Convert to fraction form
    737,814,981.36/1,018,183,811.40 = 403,289,700.80/x
  3. Step 3: Cross multiply
    737,814,981.36x = 1,018,183,811.40 × 403,289,700.80
  4. Step 4: Simplify right side
    737,814,981.36x = 410,623,044,658,909,632
  5. Step 5: Solve for x
    x = 410,623,044,658,909,632/737,814,981.36
  6. Step 6: Final answer
    x = 556,539,315.46

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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.