Home / 781,972,530,124.05-1,172,325,816,507.10-244,473,818,507.28

Finding the Fourth Proportional to 781,972,530,124.05, 1,172,325,816,507.10 and 244,473,818,507.28

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Solution

The fourth proportional to 781,972,530,124.05, 1,172,325,816,507.10 and 244,473,818,507.28 is: 366,512,834,985.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,972,530,124.05 : 1,172,325,816,507.10 = 244,473,818,507.28 : x
  2. Step 2: Convert to fraction form
    781,972,530,124.05/1,172,325,816,507.10 = 244,473,818,507.28/x
  3. Step 3: Cross multiply
    781,972,530,124.05x = 1,172,325,816,507.10 × 244,473,818,507.28
  4. Step 4: Simplify right side
    781,972,530,124.05x = 286,602,968,896,155,622,047,744
  5. Step 5: Solve for x
    x = 286,602,968,896,155,622,047,744/781,972,530,124.05
  6. Step 6: Final answer
    x = 366,512,834,985.00

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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.