Home / 123,041,513.64-169,793,929.62-68,035,489.32

Finding the Fourth Proportional to 123,041,513.64, 169,793,929.62 and 68,035,489.32

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Solution

The fourth proportional to 123,041,513.64, 169,793,929.62 and 68,035,489.32 is: 93,887,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,041,513.64 : 169,793,929.62 = 68,035,489.32 : x
  2. Step 2: Convert to fraction form
    123,041,513.64/169,793,929.62 = 68,035,489.32/x
  3. Step 3: Cross multiply
    123,041,513.64x = 169,793,929.62 × 68,035,489.32
  4. Step 4: Simplify right side
    123,041,513.64x = 11,552,013,085,262,340
  5. Step 5: Solve for x
    x = 11,552,013,085,262,340/123,041,513.64
  6. Step 6: Final answer
    x = 93,887,117.80

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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.