Home / 152,957,169,285.50-211,081,549,847.02-83,434,325,221.15

Finding the Fourth Proportional to 152,957,169,285.50, 211,081,549,847.02 and 83,434,325,221.15

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Solution

The fourth proportional to 152,957,169,285.50, 211,081,549,847.02 and 83,434,325,221.15 is: 115,139,726,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,957,169,285.50 : 211,081,549,847.02 = 83,434,325,221.15 : x
  2. Step 2: Convert to fraction form
    152,957,169,285.50/211,081,549,847.02 = 83,434,325,221.15/x
  3. Step 3: Cross multiply
    152,957,169,285.50x = 211,081,549,847.02 × 83,434,325,221.15
  4. Step 4: Simplify right side
    152,957,169,285.50x = 17,611,446,678,120,648,671,232
  5. Step 5: Solve for x
    x = 17,611,446,678,120,648,671,232/152,957,169,285.50
  6. Step 6: Final answer
    x = 115,139,726,763.96

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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.