Home / 1,004,028,712.70-1,506,043,069.05-711,311,009.90

Finding the Fourth Proportional to 1,004,028,712.70, 1,506,043,069.05 and 711,311,009.90

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Solution

The fourth proportional to 1,004,028,712.70, 1,506,043,069.05 and 711,311,009.90 is: 1,066,966,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,028,712.70 : 1,506,043,069.05 = 711,311,009.90 : x
  2. Step 2: Convert to fraction form
    1,004,028,712.70/1,506,043,069.05 = 711,311,009.90/x
  3. Step 3: Cross multiply
    1,004,028,712.70x = 1,506,043,069.05 × 711,311,009.90
  4. Step 4: Simplify right side
    1,004,028,712.70x = 1,071,265,016,398,850,816
  5. Step 5: Solve for x
    x = 1,071,265,016,398,850,816/1,004,028,712.70
  6. Step 6: Final answer
    x = 1,066,966,514.85

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Double scale
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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.