Home / 154,692,792.77-232,035,818.43-72,766,260.39

Finding the Fourth Proportional to 154,692,792.77, 232,035,818.43 and 72,766,260.39

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Solution

The fourth proportional to 154,692,792.77, 232,035,818.43 and 72,766,260.39 is: 109,147,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,692,792.77 : 232,035,818.43 = 72,766,260.39 : x
  2. Step 2: Convert to fraction form
    154,692,792.77/232,035,818.43 = 72,766,260.39/x
  3. Step 3: Cross multiply
    154,692,792.77x = 232,035,818.43 × 72,766,260.39
  4. Step 4: Simplify right side
    154,692,792.77x = 16,884,378,784,828,338
  5. Step 5: Solve for x
    x = 16,884,378,784,828,338/154,692,792.77
  6. Step 6: Final answer
    x = 109,147,805.03

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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.