Home / 700,346,639.92-1,050,634,123.44-215,672,447.92

Finding the Fourth Proportional to 700,346,639.92, 1,050,634,123.44 and 215,672,447.92

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Solution

The fourth proportional to 700,346,639.92, 1,050,634,123.44 and 215,672,447.92 is: 323,543,828.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,346,639.92 : 1,050,634,123.44 = 215,672,447.92 : x
  2. Step 2: Convert to fraction form
    700,346,639.92/1,050,634,123.44 = 215,672,447.92/x
  3. Step 3: Cross multiply
    700,346,639.92x = 1,050,634,123.44 × 215,672,447.92
  4. Step 4: Simplify right side
    700,346,639.92x = 226,592,833,270,588,256
  5. Step 5: Solve for x
    x = 226,592,833,270,588,256/700,346,639.92
  6. Step 6: Final answer
    x = 323,543,828.66

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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.