Home / 807,671,460.57-1,114,586,617.73-436,393,491.95

Finding the Fourth Proportional to 807,671,460.57, 1,114,586,617.73 and 436,393,491.95

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Solution

The fourth proportional to 807,671,460.57, 1,114,586,617.73 and 436,393,491.95 is: 602,223,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,671,460.57 : 1,114,586,617.73 = 436,393,491.95 : x
  2. Step 2: Convert to fraction form
    807,671,460.57/1,114,586,617.73 = 436,393,491.95/x
  3. Step 3: Cross multiply
    807,671,460.57x = 1,114,586,617.73 × 436,393,491.95
  4. Step 4: Simplify right side
    807,671,460.57x = 486,398,346,184,179,520
  5. Step 5: Solve for x
    x = 486,398,346,184,179,520/807,671,460.57
  6. Step 6: Final answer
    x = 602,223,020.04

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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.