Home / 342,712,300.96-514,142,199.32-106,357,154.68

Finding the Fourth Proportional to 342,712,300.96, 514,142,199.32 and 106,357,154.68

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Solution

The fourth proportional to 342,712,300.96, 514,142,199.32 and 106,357,154.68 is: 159,558,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,712,300.96 : 514,142,199.32 = 106,357,154.68 : x
  2. Step 2: Convert to fraction form
    342,712,300.96/514,142,199.32 = 106,357,154.68/x
  3. Step 3: Cross multiply
    342,712,300.96x = 514,142,199.32 × 106,357,154.68
  4. Step 4: Simplify right side
    342,712,300.96x = 54,682,701,420,592,632
  5. Step 5: Solve for x
    x = 54,682,701,420,592,632/342,712,300.96
  6. Step 6: Final answer
    x = 159,558,618.90

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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.