Home / 242,518,455.81-334,675,138.64-138,096,526.86

Finding the Fourth Proportional to 242,518,455.81, 334,675,138.64 and 138,096,526.86

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Solution

The fourth proportional to 242,518,455.81, 334,675,138.64 and 138,096,526.86 is: 190,573,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,518,455.81 : 334,675,138.64 = 138,096,526.86 : x
  2. Step 2: Convert to fraction form
    242,518,455.81/334,675,138.64 = 138,096,526.86/x
  3. Step 3: Cross multiply
    242,518,455.81x = 334,675,138.64 × 138,096,526.86
  4. Step 4: Simplify right side
    242,518,455.81x = 46,217,474,271,882,504
  5. Step 5: Solve for x
    x = 46,217,474,271,882,504/242,518,455.81
  6. Step 6: Final answer
    x = 190,573,018.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.