Home / 173,789,569.50-260,717,923.53-66,075,818.46

Finding the Fourth Proportional to 173,789,569.50, 260,717,923.53 and 66,075,818.46

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Solution

The fourth proportional to 173,789,569.50, 260,717,923.53 and 66,075,818.46 is: 99,126,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,789,569.50 : 260,717,923.53 = 66,075,818.46 : x
  2. Step 2: Convert to fraction form
    173,789,569.50/260,717,923.53 = 66,075,818.46/x
  3. Step 3: Cross multiply
    173,789,569.50x = 260,717,923.53 × 66,075,818.46
  4. Step 4: Simplify right side
    173,789,569.50x = 17,227,150,184,436,442
  5. Step 5: Solve for x
    x = 17,227,150,184,436,442/173,789,569.50
  6. Step 6: Final answer
    x = 99,126,490.93

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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.