Home / 660,940,078,719.90-991,862,980,288.35-230,677,163,342.93

Finding the Fourth Proportional to 660,940,078,719.90, 991,862,980,288.35 and 230,677,163,342.93

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Solution

The fourth proportional to 660,940,078,719.90, 991,862,980,288.35 and 230,677,163,342.93 is: 346,173,800,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,940,078,719.90 : 991,862,980,288.35 = 230,677,163,342.93 : x
  2. Step 2: Convert to fraction form
    660,940,078,719.90/991,862,980,288.35 = 230,677,163,342.93/x
  3. Step 3: Cross multiply
    660,940,078,719.90x = 991,862,980,288.35 × 230,677,163,342.93
  4. Step 4: Simplify right side
    660,940,078,719.90x = 228,800,138,717,781,074,903,040
  5. Step 5: Solve for x
    x = 228,800,138,717,781,074,903,040/660,940,078,719.90
  6. Step 6: Final answer
    x = 346,173,800,143.76

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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.