Home / 1,020,550,188.71-1,529,581,623.09-528,992,457.95

Finding the Fourth Proportional to 1,020,550,188.71, 1,529,581,623.09 and 528,992,457.95

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Solution

The fourth proportional to 1,020,550,188.71, 1,529,581,623.09 and 528,992,457.95 is: 792,844,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,550,188.71 : 1,529,581,623.09 = 528,992,457.95 : x
  2. Step 2: Convert to fraction form
    1,020,550,188.71/1,529,581,623.09 = 528,992,457.95/x
  3. Step 3: Cross multiply
    1,020,550,188.71x = 1,529,581,623.09 × 528,992,457.95
  4. Step 4: Simplify right side
    1,020,550,188.71x = 809,137,142,433,529,472
  5. Step 5: Solve for x
    x = 809,137,142,433,529,472/1,020,550,188.71
  6. Step 6: Final answer
    x = 792,844,047.64

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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.