Home / 122,411,235.60-183,616,853.40-83,669,186.70

Finding the Fourth Proportional to 122,411,235.60, 183,616,853.40 and 83,669,186.70

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Solution

The fourth proportional to 122,411,235.60, 183,616,853.40 and 83,669,186.70 is: 125,503,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,411,235.60 : 183,616,853.40 = 83,669,186.70 : x
  2. Step 2: Convert to fraction form
    122,411,235.60/183,616,853.40 = 83,669,186.70/x
  3. Step 3: Cross multiply
    122,411,235.60x = 183,616,853.40 × 83,669,186.70
  4. Step 4: Simplify right side
    122,411,235.60x = 15,363,072,788,391,130
  5. Step 5: Solve for x
    x = 15,363,072,788,391,130/122,411,235.60
  6. Step 6: Final answer
    x = 125,503,780.05

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1.5x scale

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.