Home / 142,252,686.36-213,409,487.84-42,550,159.59

Finding the Fourth Proportional to 142,252,686.36, 213,409,487.84 and 42,550,159.59

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Solution

The fourth proportional to 142,252,686.36, 213,409,487.84 and 42,550,159.59 is: 63,834,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,252,686.36 : 213,409,487.84 = 42,550,159.59 : x
  2. Step 2: Convert to fraction form
    142,252,686.36/213,409,487.84 = 42,550,159.59/x
  3. Step 3: Cross multiply
    142,252,686.36x = 213,409,487.84 × 42,550,159.59
  4. Step 4: Simplify right side
    142,252,686.36x = 9,080,607,765,612,166
  5. Step 5: Solve for x
    x = 9,080,607,765,612,166/142,252,686.36
  6. Step 6: Final answer
    x = 63,834,349.97

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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.