Home / 802,383,045.40-1,203,574,568.10-458,009,277.40

Finding the Fourth Proportional to 802,383,045.40, 1,203,574,568.10 and 458,009,277.40

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Solution

The fourth proportional to 802,383,045.40, 1,203,574,568.10 and 458,009,277.40 is: 687,013,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,383,045.40 : 1,203,574,568.10 = 458,009,277.40 : x
  2. Step 2: Convert to fraction form
    802,383,045.40/1,203,574,568.10 = 458,009,277.40/x
  3. Step 3: Cross multiply
    802,383,045.40x = 1,203,574,568.10 × 458,009,277.40
  4. Step 4: Simplify right side
    802,383,045.40x = 551,248,318,232,498,048
  5. Step 5: Solve for x
    x = 551,248,318,232,498,048/802,383,045.40
  6. Step 6: Final answer
    x = 687,013,916.10

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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.