Home / 760,799,166.53-1,140,402,334.41-318,395,334.83

Finding the Fourth Proportional to 760,799,166.53, 1,140,402,334.41 and 318,395,334.83

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Solution

The fourth proportional to 760,799,166.53, 1,140,402,334.41 and 318,395,334.83 is: 477,259,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,799,166.53 : 1,140,402,334.41 = 318,395,334.83 : x
  2. Step 2: Convert to fraction form
    760,799,166.53/1,140,402,334.41 = 318,395,334.83/x
  3. Step 3: Cross multiply
    760,799,166.53x = 1,140,402,334.41 × 318,395,334.83
  4. Step 4: Simplify right side
    760,799,166.53x = 363,098,783,099,683,584
  5. Step 5: Solve for x
    x = 363,098,783,099,683,584/760,799,166.53
  6. Step 6: Final answer
    x = 477,259,701.48

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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.