Home / 90,527,850,322.62-124,922,804,492.44-49,880,487,131.28

Finding the Fourth Proportional to 90,527,850,322.62, 124,922,804,492.44 and 49,880,487,131.28

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Solution

The fourth proportional to 90,527,850,322.62, 124,922,804,492.44 and 49,880,487,131.28 is: 68,831,970,710.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,527,850,322.62 : 124,922,804,492.44 = 49,880,487,131.28 : x
  2. Step 2: Convert to fraction form
    90,527,850,322.62/124,922,804,492.44 = 49,880,487,131.28/x
  3. Step 3: Cross multiply
    90,527,850,322.62x = 124,922,804,492.44 × 49,880,487,131.28
  4. Step 4: Simplify right side
    90,527,850,322.62x = 6,231,210,341,888,561,250,304
  5. Step 5: Solve for x
    x = 6,231,210,341,888,561,250,304/90,527,850,322.62
  6. Step 6: Final answer
    x = 68,831,970,710.47

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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.