Home / 977,663,552.31-1,349,201,271.83-531,653,000.40

Finding the Fourth Proportional to 977,663,552.31, 1,349,201,271.83 and 531,653,000.40

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Solution

The fourth proportional to 977,663,552.31, 1,349,201,271.83 and 531,653,000.40 is: 733,695,045.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,663,552.31 : 1,349,201,271.83 = 531,653,000.40 : x
  2. Step 2: Convert to fraction form
    977,663,552.31/1,349,201,271.83 = 531,653,000.40/x
  3. Step 3: Cross multiply
    977,663,552.31x = 1,349,201,271.83 × 531,653,000.40
  4. Step 4: Simplify right side
    977,663,552.31x = 717,306,904,309,257,216
  5. Step 5: Solve for x
    x = 717,306,904,309,257,216/977,663,552.31
  6. Step 6: Final answer
    x = 733,695,045.31

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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.