Home / 1,999,098,402,564.10-2,997,702,329,240.80-774,431,123,621.80

Finding the Fourth Proportional to 1,999,098,402,564.10, 2,997,702,329,240.80 and 774,431,123,621.80

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Solution

The fourth proportional to 1,999,098,402,564.10, 2,997,702,329,240.80 and 774,431,123,621.80 is: 1,161,280,495,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,098,402,564.10 : 2,997,702,329,240.80 = 774,431,123,621.80 : x
  2. Step 2: Convert to fraction form
    1,999,098,402,564.10/2,997,702,329,240.80 = 774,431,123,621.80/x
  3. Step 3: Cross multiply
    1,999,098,402,564.10x = 2,997,702,329,240.80 × 774,431,123,621.80
  4. Step 4: Simplify right side
    1,999,098,402,564.10x = 2,321,513,983,117,639,720,894,464
  5. Step 5: Solve for x
    x = 2,321,513,983,117,639,720,894,464/1,999,098,402,564.10
  6. Step 6: Final answer
    x = 1,161,280,495,317.29

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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.