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Finding the Fourth Proportional to 233,069,689.60, 349,555,545.60 and 117,946,009.60

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Solution

The fourth proportional to 233,069,689.60, 349,555,545.60 and 117,946,009.60 is: 176,894,223.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,069,689.60 : 349,555,545.60 = 117,946,009.60 : x
  2. Step 2: Convert to fraction form
    233,069,689.60/349,555,545.60 = 117,946,009.60/x
  3. Step 3: Cross multiply
    233,069,689.60x = 349,555,545.60 × 117,946,009.60
  4. Step 4: Simplify right side
    233,069,689.60x = 41,228,681,737,070,840
  5. Step 5: Solve for x
    x = 41,228,681,737,070,840/233,069,689.60
  6. Step 6: Final answer
    x = 176,894,223.39

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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.