Home / 152,564,765.80-228,847,148.70-100,908,700.60

Finding the Fourth Proportional to 152,564,765.80, 228,847,148.70 and 100,908,700.60

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Solution

The fourth proportional to 152,564,765.80, 228,847,148.70 and 100,908,700.60 is: 151,363,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,564,765.80 : 228,847,148.70 = 100,908,700.60 : x
  2. Step 2: Convert to fraction form
    152,564,765.80/228,847,148.70 = 100,908,700.60/x
  3. Step 3: Cross multiply
    152,564,765.80x = 228,847,148.70 × 100,908,700.60
  4. Step 4: Simplify right side
    152,564,765.80x = 23,092,668,411,331,976
  5. Step 5: Solve for x
    x = 23,092,668,411,331,976/152,564,765.80
  6. Step 6: Final answer
    x = 151,363,050.90

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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.