Home / 1,008,908,082.10-1,513,362,123.15-848,200,323.70

Finding the Fourth Proportional to 1,008,908,082.10, 1,513,362,123.15 and 848,200,323.70

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Solution

The fourth proportional to 1,008,908,082.10, 1,513,362,123.15 and 848,200,323.70 is: 1,272,300,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,908,082.10 : 1,513,362,123.15 = 848,200,323.70 : x
  2. Step 2: Convert to fraction form
    1,008,908,082.10/1,513,362,123.15 = 848,200,323.70/x
  3. Step 3: Cross multiply
    1,008,908,082.10x = 1,513,362,123.15 × 848,200,323.70
  4. Step 4: Simplify right side
    1,008,908,082.10x = 1,283,634,242,731,149,312
  5. Step 5: Solve for x
    x = 1,283,634,242,731,149,312/1,008,908,082.10
  6. Step 6: Final answer
    x = 1,272,300,485.55

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Half scale
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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.