Home / 1,004,028,740.70-1,506,043,111.05-711,311,037.90

Finding the Fourth Proportional to 1,004,028,740.70, 1,506,043,111.05 and 711,311,037.90

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Solution

The fourth proportional to 1,004,028,740.70, 1,506,043,111.05 and 711,311,037.90 is: 1,066,966,556.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,028,740.70 : 1,506,043,111.05 = 711,311,037.90 : x
  2. Step 2: Convert to fraction form
    1,004,028,740.70/1,506,043,111.05 = 711,311,037.90/x
  3. Step 3: Cross multiply
    1,004,028,740.70x = 1,506,043,111.05 × 711,311,037.90
  4. Step 4: Simplify right side
    1,004,028,740.70x = 1,071,265,088,443,120,384
  5. Step 5: Solve for x
    x = 1,071,265,088,443,120,384/1,004,028,740.70
  6. Step 6: Final answer
    x = 1,066,966,556.85

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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.