Home / 1,490,299,130,612.60-2,235,824,892,385-415,854,148,937.28

Finding the Fourth Proportional to 1,490,299,130,612.60, 2,235,824,892,385 and 415,854,148,937.28

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Solution

The fourth proportional to 1,490,299,130,612.60, 2,235,824,892,385 and 415,854,148,937.28 is: 623,886,197,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,299,130,612.60 : 2,235,824,892,385 = 415,854,148,937.28 : x
  2. Step 2: Convert to fraction form
    1,490,299,130,612.60/2,235,824,892,385 = 415,854,148,937.28/x
  3. Step 3: Cross multiply
    1,490,299,130,612.60x = 2,235,824,892,385 × 415,854,148,937.28
  4. Step 4: Simplify right side
    1,490,299,130,612.60x = 929,777,057,795,549,924,687,872
  5. Step 5: Solve for x
    x = 929,777,057,795,549,924,687,872/1,490,299,130,612.60
  6. Step 6: Final answer
    x = 623,886,197,540.33

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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.