Home / 145,105,270.31-200,011,881.11-98,047,645.98

Finding the Fourth Proportional to 145,105,270.31, 200,011,881.11 and 98,047,645.98

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Solution

The fourth proportional to 145,105,270.31, 200,011,881.11 and 98,047,645.98 is: 135,148,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,105,270.31 : 200,011,881.11 = 98,047,645.98 : x
  2. Step 2: Convert to fraction form
    145,105,270.31/200,011,881.11 = 98,047,645.98/x
  3. Step 3: Cross multiply
    145,105,270.31x = 200,011,881.11 × 98,047,645.98
  4. Step 4: Simplify right side
    145,105,270.31x = 19,610,694,110,376,892
  5. Step 5: Solve for x
    x = 19,610,694,110,376,892/145,105,270.31
  6. Step 6: Final answer
    x = 135,148,048.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.