Home / 122,363,186.60-183,544,779.90-112,159,519.40

Finding the Fourth Proportional to 122,363,186.60, 183,544,779.90 and 112,159,519.40

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Solution

The fourth proportional to 122,363,186.60, 183,544,779.90 and 112,159,519.40 is: 168,239,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,363,186.60 : 183,544,779.90 = 112,159,519.40 : x
  2. Step 2: Convert to fraction form
    122,363,186.60/183,544,779.90 = 112,159,519.40/x
  3. Step 3: Cross multiply
    122,363,186.60x = 183,544,779.90 × 112,159,519.40
  4. Step 4: Simplify right side
    122,363,186.60x = 20,586,294,301,962,780
  5. Step 5: Solve for x
    x = 20,586,294,301,962,780/122,363,186.60
  6. Step 6: Final answer
    x = 168,239,279.10

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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.