Home / 117,484,419.02-162,093,141.90-70,424,321.76

Finding the Fourth Proportional to 117,484,419.02, 162,093,141.90 and 70,424,321.76

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Solution

The fourth proportional to 117,484,419.02, 162,093,141.90 and 70,424,321.76 is: 97,164,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,484,419.02 : 162,093,141.90 = 70,424,321.76 : x
  2. Step 2: Convert to fraction form
    117,484,419.02/162,093,141.90 = 70,424,321.76/x
  3. Step 3: Cross multiply
    117,484,419.02x = 162,093,141.90 × 70,424,321.76
  4. Step 4: Simplify right side
    117,484,419.02x = 11,415,299,580,254,940
  5. Step 5: Solve for x
    x = 11,415,299,580,254,940/117,484,419.02
  6. Step 6: Final answer
    x = 97,164,370.19

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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.