Home / 378,260,061.40-567,390,092.10-249,013,610.20

Finding the Fourth Proportional to 378,260,061.40, 567,390,092.10 and 249,013,610.20

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Solution

The fourth proportional to 378,260,061.40, 567,390,092.10 and 249,013,610.20 is: 373,520,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,260,061.40 : 567,390,092.10 = 249,013,610.20 : x
  2. Step 2: Convert to fraction form
    378,260,061.40/567,390,092.10 = 249,013,610.20/x
  3. Step 3: Cross multiply
    378,260,061.40x = 567,390,092.10 × 249,013,610.20
  4. Step 4: Simplify right side
    378,260,061.40x = 141,287,855,225,531,504
  5. Step 5: Solve for x
    x = 141,287,855,225,531,504/378,260,061.40
  6. Step 6: Final answer
    x = 373,520,415.30

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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.