Home / 169,655,509.60-254,315,302.80-83,323,247.20

Finding the Fourth Proportional to 169,655,509.60, 254,315,302.80 and 83,323,247.20

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Solution

The fourth proportional to 169,655,509.60, 254,315,302.80 and 83,323,247.20 is: 124,902,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,655,509.60 : 254,315,302.80 = 83,323,247.20 : x
  2. Step 2: Convert to fraction form
    169,655,509.60/254,315,302.80 = 83,323,247.20/x
  3. Step 3: Cross multiply
    169,655,509.60x = 254,315,302.80 × 83,323,247.20
  4. Step 4: Simplify right side
    169,655,509.60x = 21,190,376,841,947,252
  5. Step 5: Solve for x
    x = 21,190,376,841,947,252/169,655,509.60
  6. Step 6: Final answer
    x = 124,902,379.49

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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.