Home / 152,957,169,244.02-211,081,549,789.76-83,434,325,179.63

Finding the Fourth Proportional to 152,957,169,244.02, 211,081,549,789.76 and 83,434,325,179.63

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Solution

The fourth proportional to 152,957,169,244.02, 211,081,549,789.76 and 83,434,325,179.63 is: 115,139,726,706.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,957,169,244.02 : 211,081,549,789.76 = 83,434,325,179.63 : x
  2. Step 2: Convert to fraction form
    152,957,169,244.02/211,081,549,789.76 = 83,434,325,179.63/x
  3. Step 3: Cross multiply
    152,957,169,244.02x = 211,081,549,789.76 × 83,434,325,179.63
  4. Step 4: Simplify right side
    152,957,169,244.02x = 17,611,446,664,578,675,507,200
  5. Step 5: Solve for x
    x = 17,611,446,664,578,675,507,200/152,957,169,244.02
  6. Step 6: Final answer
    x = 115,139,726,706.65

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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.