Home / 1,004,028,813.70-1,506,043,220.55-711,311,110.90

Finding the Fourth Proportional to 1,004,028,813.70, 1,506,043,220.55 and 711,311,110.90

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Solution

The fourth proportional to 1,004,028,813.70, 1,506,043,220.55 and 711,311,110.90 is: 1,066,966,666.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,028,813.70 : 1,506,043,220.55 = 711,311,110.90 : x
  2. Step 2: Convert to fraction form
    1,004,028,813.70/1,506,043,220.55 = 711,311,110.90/x
  3. Step 3: Cross multiply
    1,004,028,813.70x = 1,506,043,220.55 × 711,311,110.90
  4. Step 4: Simplify right side
    1,004,028,813.70x = 1,071,265,276,272,834,176
  5. Step 5: Solve for x
    x = 1,071,265,276,272,834,176/1,004,028,813.70
  6. Step 6: Final answer
    x = 1,066,966,666.35

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Double scale
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Similar ratio
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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.