Home / 977,596,025.05-1,468,094,648.78-518,431,001.05

Finding the Fourth Proportional to 977,596,025.05, 1,468,094,648.78 and 518,431,001.05

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Solution

The fourth proportional to 977,596,025.05, 1,468,094,648.78 and 518,431,001.05 is: 778,548,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,596,025.05 : 1,468,094,648.78 = 518,431,001.05 : x
  2. Step 2: Convert to fraction form
    977,596,025.05/1,468,094,648.78 = 518,431,001.05/x
  3. Step 3: Cross multiply
    977,596,025.05x = 1,468,094,648.78 × 518,431,001.05
  4. Step 4: Simplify right side
    977,596,025.05x = 761,105,778,400,571,520
  5. Step 5: Solve for x
    x = 761,105,778,400,571,520/977,596,025.05
  6. Step 6: Final answer
    x = 778,548,356.27

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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.