Home / 1,490,068,880.42-2,055,648,933.28-886,901,294.31

Finding the Fourth Proportional to 1,490,068,880.42, 2,055,648,933.28 and 886,901,294.31

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Solution

The fourth proportional to 1,490,068,880.42, 2,055,648,933.28 and 886,901,294.31 is: 1,223,539,209.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,068,880.42 : 2,055,648,933.28 = 886,901,294.31 : x
  2. Step 2: Convert to fraction form
    1,490,068,880.42/2,055,648,933.28 = 886,901,294.31/x
  3. Step 3: Cross multiply
    1,490,068,880.42x = 2,055,648,933.28 × 886,901,294.31
  4. Step 4: Simplify right side
    1,490,068,880.42x = 1,823,157,699,561,391,616
  5. Step 5: Solve for x
    x = 1,823,157,699,561,391,616/1,490,068,880.42
  6. Step 6: Final answer
    x = 1,223,539,209.18

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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.