Home / 517,928,230.48-714,732,616.83-282,973,846

Finding the Fourth Proportional to 517,928,230.48, 714,732,616.83 and 282,973,846

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Solution

The fourth proportional to 517,928,230.48, 714,732,616.83 and 282,973,846 is: 390,499,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,928,230.48 : 714,732,616.83 = 282,973,846 : x
  2. Step 2: Convert to fraction form
    517,928,230.48/714,732,616.83 = 282,973,846/x
  3. Step 3: Cross multiply
    517,928,230.48x = 714,732,616.83 × 282,973,846
  4. Step 4: Simplify right side
    517,928,230.48x = 202,250,637,446,029,440
  5. Step 5: Solve for x
    x = 202,250,637,446,029,440/517,928,230.48
  6. Step 6: Final answer
    x = 390,499,350.19

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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.