Home / 1,020,550,330.56-1,529,581,835.04-528,992,599.68

Finding the Fourth Proportional to 1,020,550,330.56, 1,529,581,835.04 and 528,992,599.68

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Solution

The fourth proportional to 1,020,550,330.56, 1,529,581,835.04 and 528,992,599.68 is: 792,844,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,550,330.56 : 1,529,581,835.04 = 528,992,599.68 : x
  2. Step 2: Convert to fraction form
    1,020,550,330.56/1,529,581,835.04 = 528,992,599.68/x
  3. Step 3: Cross multiply
    1,020,550,330.56x = 1,529,581,835.04 × 528,992,599.68
  4. Step 4: Simplify right side
    1,020,550,330.56x = 809,137,471,341,114,496
  5. Step 5: Solve for x
    x = 809,137,471,341,114,496/1,020,550,330.56
  6. Step 6: Final answer
    x = 792,844,259.72

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Double scale
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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.