Home / 124,811,898.90-187,217,848.35-56,787,450.90

Finding the Fourth Proportional to 124,811,898.90, 187,217,848.35 and 56,787,450.90

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Solution

The fourth proportional to 124,811,898.90, 187,217,848.35 and 56,787,450.90 is: 85,181,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811,898.90 : 187,217,848.35 = 56,787,450.90 : x
  2. Step 2: Convert to fraction form
    124,811,898.90/187,217,848.35 = 56,787,450.90/x
  3. Step 3: Cross multiply
    124,811,898.90x = 187,217,848.35 × 56,787,450.90
  4. Step 4: Simplify right side
    124,811,898.90x = 10,631,624,370,779,270
  5. Step 5: Solve for x
    x = 10,631,624,370,779,270/124,811,898.90
  6. Step 6: Final answer
    x = 85,181,176.35

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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.