Home / 97,716,145.20-146,656,886.40-40,249,658.40

Finding the Fourth Proportional to 97,716,145.20, 146,656,886.40 and 40,249,658.40

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Solution

The fourth proportional to 97,716,145.20, 146,656,886.40 and 40,249,658.40 is: 60,408,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,716,145.20 : 146,656,886.40 = 40,249,658.40 : x
  2. Step 2: Convert to fraction form
    97,716,145.20/146,656,886.40 = 40,249,658.40/x
  3. Step 3: Cross multiply
    97,716,145.20x = 146,656,886.40 × 40,249,658.40
  4. Step 4: Simplify right side
    97,716,145.20x = 5,902,889,579,607,606
  5. Step 5: Solve for x
    x = 5,902,889,579,607,606/97,716,145.20
  6. Step 6: Final answer
    x = 60,408,539.12

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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.