Home / 1,235,526,746.60-1,705,132,065.69-699,773,717.98

Finding the Fourth Proportional to 1,235,526,746.60, 1,705,132,065.69 and 699,773,717.98

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Solution

The fourth proportional to 1,235,526,746.60, 1,705,132,065.69 and 699,773,717.98 is: 965,747,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,526,746.60 : 1,705,132,065.69 = 699,773,717.98 : x
  2. Step 2: Convert to fraction form
    1,235,526,746.60/1,705,132,065.69 = 699,773,717.98/x
  3. Step 3: Cross multiply
    1,235,526,746.60x = 1,705,132,065.69 × 699,773,717.98
  4. Step 4: Simplify right side
    1,235,526,746.60x = 1,193,206,605,254,809,088
  5. Step 5: Solve for x
    x = 1,193,206,605,254,809,088/1,235,526,746.60
  6. Step 6: Final answer
    x = 965,747,288.38

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.