Home / 1,658,108,312.88-2,488,023,250.72-676,255,187.76

Finding the Fourth Proportional to 1,658,108,312.88, 2,488,023,250.72 and 676,255,187.76

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Solution

The fourth proportional to 1,658,108,312.88, 2,488,023,250.72 and 676,255,187.76 is: 1,014,733,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,108,312.88 : 2,488,023,250.72 = 676,255,187.76 : x
  2. Step 2: Convert to fraction form
    1,658,108,312.88/2,488,023,250.72 = 676,255,187.76/x
  3. Step 3: Cross multiply
    1,658,108,312.88x = 2,488,023,250.72 × 676,255,187.76
  4. Step 4: Simplify right side
    1,658,108,312.88x = 1,682,538,630,566,898,944
  5. Step 5: Solve for x
    x = 1,682,538,630,566,898,944/1,658,108,312.88
  6. Step 6: Final answer
    x = 1,014,733,849.11

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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.