Home / 207,896,663,675.43-311,307,927,186.51-143,483,111,638.89

Finding the Fourth Proportional to 207,896,663,675.43, 311,307,927,186.51 and 143,483,111,638.89

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Solution

The fourth proportional to 207,896,663,675.43, 311,307,927,186.51 and 143,483,111,638.89 is: 214,854,001,410.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,896,663,675.43 : 311,307,927,186.51 = 143,483,111,638.89 : x
  2. Step 2: Convert to fraction form
    207,896,663,675.43/311,307,927,186.51 = 143,483,111,638.89/x
  3. Step 3: Cross multiply
    207,896,663,675.43x = 311,307,927,186.51 × 143,483,111,638.89
  4. Step 4: Simplify right side
    207,896,663,675.43x = 44,667,430,070,573,460,357,120
  5. Step 5: Solve for x
    x = 44,667,430,070,573,460,357,120/207,896,663,675.43
  6. Step 6: Final answer
    x = 214,854,001,410.57

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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.