Home / 205,714,254,472.86-308,572,421,846.61-64,211,814,448.86

Finding the Fourth Proportional to 205,714,254,472.86, 308,572,421,846.61 and 64,211,814,448.86

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Solution

The fourth proportional to 205,714,254,472.86, 308,572,421,846.61 and 64,211,814,448.86 is: 96,318,046,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,714,254,472.86 : 308,572,421,846.61 = 64,211,814,448.86 : x
  2. Step 2: Convert to fraction form
    205,714,254,472.86/308,572,421,846.61 = 64,211,814,448.86/x
  3. Step 3: Cross multiply
    205,714,254,472.86x = 308,572,421,846.61 × 64,211,814,448.86
  4. Step 4: Simplify right side
    205,714,254,472.86x = 19,813,995,095,649,874,345,984
  5. Step 5: Solve for x
    x = 19,813,995,095,649,874,345,984/205,714,254,472.86
  6. Step 6: Final answer
    x = 96,318,046,342.60

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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.