Home / 117,723,140.02-162,440,664.87-70,670,236.78

Finding the Fourth Proportional to 117,723,140.02, 162,440,664.87 and 70,670,236.78

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Solution

The fourth proportional to 117,723,140.02, 162,440,664.87 and 70,670,236.78 is: 97,514,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,723,140.02 : 162,440,664.87 = 70,670,236.78 : x
  2. Step 2: Convert to fraction form
    117,723,140.02/162,440,664.87 = 70,670,236.78/x
  3. Step 3: Cross multiply
    117,723,140.02x = 162,440,664.87 × 70,670,236.78
  4. Step 4: Simplify right side
    117,723,140.02x = 11,479,720,249,063,528
  5. Step 5: Solve for x
    x = 11,479,720,249,063,528/117,723,140.02
  6. Step 6: Final answer
    x = 97,514,560.41

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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.