Home / 7,923,688,978.41-10,934,543,686.34-4,355,319,600.68

Finding the Fourth Proportional to 7,923,688,978.41, 10,934,543,686.34 and 4,355,319,600.68

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Solution

The fourth proportional to 7,923,688,978.41, 10,934,543,686.34 and 4,355,319,600.68 is: 6,010,260,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923,688,978.41 : 10,934,543,686.34 = 4,355,319,600.68 : x
  2. Step 2: Convert to fraction form
    7,923,688,978.41/10,934,543,686.34 = 4,355,319,600.68/x
  3. Step 3: Cross multiply
    7,923,688,978.41x = 10,934,543,686.34 × 4,355,319,600.68
  4. Step 4: Simplify right side
    7,923,688,978.41x = 47,623,432,441,531,891,712
  5. Step 5: Solve for x
    x = 47,623,432,441,531,891,712/7,923,688,978.41
  6. Step 6: Final answer
    x = 6,010,260,192.10

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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.