Home / 990,049,915,850-1,483,559,115,026-666,153,025,290.32

Finding the Fourth Proportional to 990,049,915,850, 1,483,559,115,026 and 666,153,025,290.32

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Solution

The fourth proportional to 990,049,915,850, 1,483,559,115,026 and 666,153,025,290.32 is: 998,209,662,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,049,915,850 : 1,483,559,115,026 = 666,153,025,290.32 : x
  2. Step 2: Convert to fraction form
    990,049,915,850/1,483,559,115,026 = 666,153,025,290.32/x
  3. Step 3: Cross multiply
    990,049,915,850x = 1,483,559,115,026 × 666,153,025,290.32
  4. Step 4: Simplify right side
    990,049,915,850x = 988,277,392,671,599,595,880,448
  5. Step 5: Solve for x
    x = 988,277,392,671,599,595,880,448/990,049,915,850
  6. Step 6: Final answer
    x = 998,209,662,815.96

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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.