Home / 696,860,341.92-1,045,290,512.52-260,195,127.36

Finding the Fourth Proportional to 696,860,341.92, 1,045,290,512.52 and 260,195,127.36

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Solution

The fourth proportional to 696,860,341.92, 1,045,290,512.52 and 260,195,127.36 is: 390,292,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,860,341.92 : 1,045,290,512.52 = 260,195,127.36 : x
  2. Step 2: Convert to fraction form
    696,860,341.92/1,045,290,512.52 = 260,195,127.36/x
  3. Step 3: Cross multiply
    696,860,341.92x = 1,045,290,512.52 × 260,195,127.36
  4. Step 4: Simplify right side
    696,860,341.92x = 271,979,498,033,341,088
  5. Step 5: Solve for x
    x = 271,979,498,033,341,088/696,860,341.92
  6. Step 6: Final answer
    x = 390,292,690.91

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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.