Home / 617,706,905.10-926,559,614.07-157,645,123.62

Finding the Fourth Proportional to 617,706,905.10, 926,559,614.07 and 157,645,123.62

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Solution

The fourth proportional to 617,706,905.10, 926,559,614.07 and 157,645,123.62 is: 236,467,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,706,905.10 : 926,559,614.07 = 157,645,123.62 : x
  2. Step 2: Convert to fraction form
    617,706,905.10/926,559,614.07 = 157,645,123.62/x
  3. Step 3: Cross multiply
    617,706,905.10x = 926,559,614.07 × 157,645,123.62
  4. Step 4: Simplify right side
    617,706,905.10x = 146,067,604,901,364,640
  5. Step 5: Solve for x
    x = 146,067,604,901,364,640/617,706,905.10
  6. Step 6: Final answer
    x = 236,467,495.66

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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.