Home / 154,593,865.04-213,442,263.94-118,766,495.77

Finding the Fourth Proportional to 154,593,865.04, 213,442,263.94 and 118,766,495.77

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Solution

The fourth proportional to 154,593,865.04, 213,442,263.94 and 118,766,495.77 is: 163,976,686.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,593,865.04 : 213,442,263.94 = 118,766,495.77 : x
  2. Step 2: Convert to fraction form
    154,593,865.04/213,442,263.94 = 118,766,495.77/x
  3. Step 3: Cross multiply
    154,593,865.04x = 213,442,263.94 × 118,766,495.77
  4. Step 4: Simplify right side
    154,593,865.04x = 25,349,789,737,784,492
  5. Step 5: Solve for x
    x = 25,349,789,737,784,492/154,593,865.04
  6. Step 6: Final answer
    x = 163,976,686.47

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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.