Home / 152,957,169,242.89-211,081,549,788.20-83,434,325,178.50

Finding the Fourth Proportional to 152,957,169,242.89, 211,081,549,788.20 and 83,434,325,178.50

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Solution

The fourth proportional to 152,957,169,242.89, 211,081,549,788.20 and 83,434,325,178.50 is: 115,139,726,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,957,169,242.89 : 211,081,549,788.20 = 83,434,325,178.50 : x
  2. Step 2: Convert to fraction form
    152,957,169,242.89/211,081,549,788.20 = 83,434,325,178.50/x
  3. Step 3: Cross multiply
    152,957,169,242.89x = 211,081,549,788.20 × 83,434,325,178.50
  4. Step 4: Simplify right side
    152,957,169,242.89x = 17,611,446,664,209,360,748,544
  5. Step 5: Solve for x
    x = 17,611,446,664,209,360,748,544/152,957,169,242.89
  6. Step 6: Final answer
    x = 115,139,726,705.08

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1.5x scale

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.