Home / 6,149,870,148.48-9,239,521,775.16-3,943,402,830.48

Finding the Fourth Proportional to 6,149,870,148.48, 9,239,521,775.16 and 3,943,402,830.48

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Solution

The fourth proportional to 6,149,870,148.48, 9,239,521,775.16 and 3,943,402,830.48 is: 5,924,540,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149,870,148.48 : 9,239,521,775.16 = 3,943,402,830.48 : x
  2. Step 2: Convert to fraction form
    6,149,870,148.48/9,239,521,775.16 = 3,943,402,830.48/x
  3. Step 3: Cross multiply
    6,149,870,148.48x = 9,239,521,775.16 × 3,943,402,830.48
  4. Step 4: Simplify right side
    6,149,870,148.48x = 36,435,156,320,447,537,152
  5. Step 5: Solve for x
    x = 36,435,156,320,447,537,152/6,149,870,148.48
  6. Step 6: Final answer
    x = 5,924,540,753.02

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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.