Home / 277,289,407.74-382,671,340.05-153,530,095.80

Finding the Fourth Proportional to 277,289,407.74, 382,671,340.05 and 153,530,095.80

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Solution

The fourth proportional to 277,289,407.74, 382,671,340.05 and 153,530,095.80 is: 211,878,152.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,289,407.74 : 382,671,340.05 = 153,530,095.80 : x
  2. Step 2: Convert to fraction form
    277,289,407.74/382,671,340.05 = 153,530,095.80/x
  3. Step 3: Cross multiply
    277,289,407.74x = 382,671,340.05 × 153,530,095.80
  4. Step 4: Simplify right side
    277,289,407.74x = 58,751,567,495,877,520
  5. Step 5: Solve for x
    x = 58,751,567,495,877,520/277,289,407.74
  6. Step 6: Final answer
    x = 211,878,152.78

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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.