Home / 169,470,001.20-254,205,001.80-83,376,559.20

Finding the Fourth Proportional to 169,470,001.20, 254,205,001.80 and 83,376,559.20

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Solution

The fourth proportional to 169,470,001.20, 254,205,001.80 and 83,376,559.20 is: 125,064,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,470,001.20 : 254,205,001.80 = 83,376,559.20 : x
  2. Step 2: Convert to fraction form
    169,470,001.20/254,205,001.80 = 83,376,559.20/x
  3. Step 3: Cross multiply
    169,470,001.20x = 254,205,001.80 × 83,376,559.20
  4. Step 4: Simplify right side
    169,470,001.20x = 21,194,738,381,513,808
  5. Step 5: Solve for x
    x = 21,194,738,381,513,808/169,470,001.20
  6. Step 6: Final answer
    x = 125,064,838.80

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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.