Home / 660,940,078,718.23-991,862,980,285.95-230,677,163,341.30

Finding the Fourth Proportional to 660,940,078,718.23, 991,862,980,285.95 and 230,677,163,341.30

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Solution

The fourth proportional to 660,940,078,718.23, 991,862,980,285.95 and 230,677,163,341.30 is: 346,173,800,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,940,078,718.23 : 991,862,980,285.95 = 230,677,163,341.30 : x
  2. Step 2: Convert to fraction form
    660,940,078,718.23/991,862,980,285.95 = 230,677,163,341.30/x
  3. Step 3: Cross multiply
    660,940,078,718.23x = 991,862,980,285.95 × 230,677,163,341.30
  4. Step 4: Simplify right side
    660,940,078,718.23x = 228,800,138,715,610,673,577,984
  5. Step 5: Solve for x
    x = 228,800,138,715,610,673,577,984/660,940,078,718.23
  6. Step 6: Final answer
    x = 346,173,800,141.35

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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.