Home / 28,390,894,174.23-42,607,265,440.55-13,468,106,528.79

Finding the Fourth Proportional to 28,390,894,174.23, 42,607,265,440.55 and 13,468,106,528.79

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Solution

The fourth proportional to 28,390,894,174.23, 42,607,265,440.55 and 13,468,106,528.79 is: 20,212,085,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,390,894,174.23 : 42,607,265,440.55 = 13,468,106,528.79 : x
  2. Step 2: Convert to fraction form
    28,390,894,174.23/42,607,265,440.55 = 13,468,106,528.79/x
  3. Step 3: Cross multiply
    28,390,894,174.23x = 42,607,265,440.55 × 13,468,106,528.79
  4. Step 4: Simplify right side
    28,390,894,174.23x = 573,839,189,853,692,690,432
  5. Step 5: Solve for x
    x = 573,839,189,853,692,690,432/28,390,894,174.23
  6. Step 6: Final answer
    x = 20,212,085,830.48

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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.