Home / 163,213,987.80-244,820,981.70-54,056,006.40

Finding the Fourth Proportional to 163,213,987.80, 244,820,981.70 and 54,056,006.40

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Solution

The fourth proportional to 163,213,987.80, 244,820,981.70 and 54,056,006.40 is: 81,084,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,213,987.80 : 244,820,981.70 = 54,056,006.40 : x
  2. Step 2: Convert to fraction form
    163,213,987.80/244,820,981.70 = 54,056,006.40/x
  3. Step 3: Cross multiply
    163,213,987.80x = 244,820,981.70 × 54,056,006.40
  4. Step 4: Simplify right side
    163,213,987.80x = 13,234,044,553,629,482
  5. Step 5: Solve for x
    x = 13,234,044,553,629,482/163,213,987.80
  6. Step 6: Final answer
    x = 81,084,009.60

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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.