Home / 1,565,213,496.01-2,159,981,892.21-860,357,983.30

Finding the Fourth Proportional to 1,565,213,496.01, 2,159,981,892.21 and 860,357,983.30

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Solution

The fourth proportional to 1,565,213,496.01, 2,159,981,892.21 and 860,357,983.30 is: 1,187,287,018.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,213,496.01 : 2,159,981,892.21 = 860,357,983.30 : x
  2. Step 2: Convert to fraction form
    1,565,213,496.01/2,159,981,892.21 = 860,357,983.30/x
  3. Step 3: Cross multiply
    1,565,213,496.01x = 2,159,981,892.21 × 860,357,983.30
  4. Step 4: Simplify right side
    1,565,213,496.01x = 1,858,357,664,744,096,768
  5. Step 5: Solve for x
    x = 1,858,357,664,744,096,768/1,565,213,496.01
  6. Step 6: Final answer
    x = 1,187,287,018.34

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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.