Home / 435,456,001.80-653,184,002.70-263,463,323.40

Finding the Fourth Proportional to 435,456,001.80, 653,184,002.70 and 263,463,323.40

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Solution

The fourth proportional to 435,456,001.80, 653,184,002.70 and 263,463,323.40 is: 395,194,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,456,001.80 : 653,184,002.70 = 263,463,323.40 : x
  2. Step 2: Convert to fraction form
    435,456,001.80/653,184,002.70 = 263,463,323.40/x
  3. Step 3: Cross multiply
    435,456,001.80x = 653,184,002.70 × 263,463,323.40
  4. Step 4: Simplify right side
    435,456,001.80x = 172,090,028,143,056,576
  5. Step 5: Solve for x
    x = 172,090,028,143,056,576/435,456,001.80
  6. Step 6: Final answer
    x = 395,194,985.10

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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.