Home / 117,484,421.02-162,093,144.66-70,424,323.76

Finding the Fourth Proportional to 117,484,421.02, 162,093,144.66 and 70,424,323.76

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Solution

The fourth proportional to 117,484,421.02, 162,093,144.66 and 70,424,323.76 is: 97,164,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,484,421.02 : 162,093,144.66 = 70,424,323.76 : x
  2. Step 2: Convert to fraction form
    117,484,421.02/162,093,144.66 = 70,424,323.76/x
  3. Step 3: Cross multiply
    117,484,421.02x = 162,093,144.66 × 70,424,323.76
  4. Step 4: Simplify right side
    117,484,421.02x = 11,415,300,098,812,356
  5. Step 5: Solve for x
    x = 11,415,300,098,812,356/117,484,421.02
  6. Step 6: Final answer
    x = 97,164,372.94

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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.