Home / 1,218,030,312.94-1,827,438,943.04-563,410,755.61

Finding the Fourth Proportional to 1,218,030,312.94, 1,827,438,943.04 and 563,410,755.61

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Solution

The fourth proportional to 1,218,030,312.94, 1,827,438,943.04 and 563,410,755.61 is: 845,298,138.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,030,312.94 : 1,827,438,943.04 = 563,410,755.61 : x
  2. Step 2: Convert to fraction form
    1,218,030,312.94/1,827,438,943.04 = 563,410,755.61/x
  3. Step 3: Cross multiply
    1,218,030,312.94x = 1,827,438,943.04 × 563,410,755.61
  4. Step 4: Simplify right side
    1,218,030,312.94x = 1,029,598,755,724,061,440
  5. Step 5: Solve for x
    x = 1,029,598,755,724,061,440/1,218,030,312.94
  6. Step 6: Final answer
    x = 845,298,138.14

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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.