Home / 117,484,420.02-162,093,143.28-70,424,322.76

Finding the Fourth Proportional to 117,484,420.02, 162,093,143.28 and 70,424,322.76

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Solution

The fourth proportional to 117,484,420.02, 162,093,143.28 and 70,424,322.76 is: 97,164,371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,484,420.02 : 162,093,143.28 = 70,424,322.76 : x
  2. Step 2: Convert to fraction form
    117,484,420.02/162,093,143.28 = 70,424,322.76/x
  3. Step 3: Cross multiply
    117,484,420.02x = 162,093,143.28 × 70,424,322.76
  4. Step 4: Simplify right side
    117,484,420.02x = 11,415,299,839,533,646
  5. Step 5: Solve for x
    x = 11,415,299,839,533,646/117,484,420.02
  6. Step 6: Final answer
    x = 97,164,371.56

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1.5x scale

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.