Home / 8,274,711,005.60-12,412,066,508.40-5,172,796,176.80

Finding the Fourth Proportional to 8,274,711,005.60, 12,412,066,508.40 and 5,172,796,176.80

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Solution

The fourth proportional to 8,274,711,005.60, 12,412,066,508.40 and 5,172,796,176.80 is: 7,759,194,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,711,005.60 : 12,412,066,508.40 = 5,172,796,176.80 : x
  2. Step 2: Convert to fraction form
    8,274,711,005.60/12,412,066,508.40 = 5,172,796,176.80/x
  3. Step 3: Cross multiply
    8,274,711,005.60x = 12,412,066,508.40 × 5,172,796,176.80
  4. Step 4: Simplify right side
    8,274,711,005.60x = 64,205,090,180,838,842,368
  5. Step 5: Solve for x
    x = 64,205,090,180,838,842,368/8,274,711,005.60
  6. Step 6: Final answer
    x = 7,759,194,265.20

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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.