Home / 142,252,693.75-213,409,498.93-42,550,166.98

Finding the Fourth Proportional to 142,252,693.75, 213,409,498.93 and 42,550,166.98

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Solution

The fourth proportional to 142,252,693.75, 213,409,498.93 and 42,550,166.98 is: 63,834,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,252,693.75 : 213,409,498.93 = 42,550,166.98 : x
  2. Step 2: Convert to fraction form
    142,252,693.75/213,409,498.93 = 42,550,166.98/x
  3. Step 3: Cross multiply
    142,252,693.75x = 213,409,498.93 × 42,550,166.98
  4. Step 4: Simplify right side
    142,252,693.75x = 9,080,609,814,750,018
  5. Step 5: Solve for x
    x = 9,080,609,814,750,018/142,252,693.75
  6. Step 6: Final answer
    x = 63,834,361.06

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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.