Home / 7,834,320,003.60-11,751,480,005.40-7,385,358,646.80

Finding the Fourth Proportional to 7,834,320,003.60, 11,751,480,005.40 and 7,385,358,646.80

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Solution

The fourth proportional to 7,834,320,003.60, 11,751,480,005.40 and 7,385,358,646.80 is: 11,078,037,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834,320,003.60 : 11,751,480,005.40 = 7,385,358,646.80 : x
  2. Step 2: Convert to fraction form
    7,834,320,003.60/11,751,480,005.40 = 7,385,358,646.80/x
  3. Step 3: Cross multiply
    7,834,320,003.60x = 11,751,480,005.40 × 7,385,358,646.80
  4. Step 4: Simplify right side
    7,834,320,003.60x = 86,788,894,470,578,192,384
  5. Step 5: Solve for x
    x = 86,788,894,470,578,192,384/7,834,320,003.60
  6. Step 6: Final answer
    x = 11,078,037,970.20

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1.5x scale

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.