Home / 236,329,508.70-354,859,216.65-128,834,084.70

Finding the Fourth Proportional to 236,329,508.70, 354,859,216.65 and 128,834,084.70

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Solution

The fourth proportional to 236,329,508.70, 354,859,216.65 and 128,834,084.70 is: 193,450,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,329,508.70 : 354,859,216.65 = 128,834,084.70 : x
  2. Step 2: Convert to fraction form
    236,329,508.70/354,859,216.65 = 128,834,084.70/x
  3. Step 3: Cross multiply
    236,329,508.70x = 354,859,216.65 × 128,834,084.70
  4. Step 4: Simplify right side
    236,329,508.70x = 45,717,962,374,461,752
  5. Step 5: Solve for x
    x = 45,717,962,374,461,752/236,329,508.70
  6. Step 6: Final answer
    x = 193,450,080.04

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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.