Home / 578,215,569.93-867,323,333.03-169,271,720.43

Finding the Fourth Proportional to 578,215,569.93, 867,323,333.03 and 169,271,720.43

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Solution

The fourth proportional to 578,215,569.93, 867,323,333.03 and 169,271,720.43 is: 253,907,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,215,569.93 : 867,323,333.03 = 169,271,720.43 : x
  2. Step 2: Convert to fraction form
    578,215,569.93/867,323,333.03 = 169,271,720.43/x
  3. Step 3: Cross multiply
    578,215,569.93x = 867,323,333.03 × 169,271,720.43
  4. Step 4: Simplify right side
    578,215,569.93x = 146,813,312,750,223,584
  5. Step 5: Solve for x
    x = 146,813,312,750,223,584/578,215,569.93
  6. Step 6: Final answer
    x = 253,907,574.24

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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.