Home / 163,386,006.40-245,079,009.60-145,529,588.80

Finding the Fourth Proportional to 163,386,006.40, 245,079,009.60 and 145,529,588.80

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Solution

The fourth proportional to 163,386,006.40, 245,079,009.60 and 145,529,588.80 is: 218,294,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,386,006.40 : 245,079,009.60 = 145,529,588.80 : x
  2. Step 2: Convert to fraction form
    163,386,006.40/245,079,009.60 = 145,529,588.80/x
  3. Step 3: Cross multiply
    163,386,006.40x = 245,079,009.60 × 145,529,588.80
  4. Step 4: Simplify right side
    163,386,006.40x = 35,666,247,490,599,256
  5. Step 5: Solve for x
    x = 35,666,247,490,599,256/163,386,006.40
  6. Step 6: Final answer
    x = 218,294,383.20

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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.