Home / 154,009,355-231,011,855.76-37,425,567.92

Finding the Fourth Proportional to 154,009,355, 231,011,855.76 and 37,425,567.92

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Solution

The fourth proportional to 154,009,355, 231,011,855.76 and 37,425,567.92 is: 56,137,822.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,009,355 : 231,011,855.76 = 37,425,567.92 : x
  2. Step 2: Convert to fraction form
    154,009,355/231,011,855.76 = 37,425,567.92/x
  3. Step 3: Cross multiply
    154,009,355x = 231,011,855.76 × 37,425,567.92
  4. Step 4: Simplify right side
    154,009,355x = 8,645,749,898,071,123
  5. Step 5: Solve for x
    x = 8,645,749,898,071,123/154,009,355
  6. Step 6: Final answer
    x = 56,137,822.91

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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.