Home / 152,063,999.60-228,095,999.40-123,398,553.20

Finding the Fourth Proportional to 152,063,999.60, 228,095,999.40 and 123,398,553.20

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Solution

The fourth proportional to 152,063,999.60, 228,095,999.40 and 123,398,553.20 is: 185,097,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,063,999.60 : 228,095,999.40 = 123,398,553.20 : x
  2. Step 2: Convert to fraction form
    152,063,999.60/228,095,999.40 = 123,398,553.20/x
  3. Step 3: Cross multiply
    152,063,999.60x = 228,095,999.40 × 123,398,553.20
  4. Step 4: Simplify right side
    152,063,999.60x = 28,146,716,316,668,068
  5. Step 5: Solve for x
    x = 28,146,716,316,668,068/152,063,999.60
  6. Step 6: Final answer
    x = 185,097,829.80

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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.