Home / 117,035,254.69-161,508,648.53-64,827,653.38

Finding the Fourth Proportional to 117,035,254.69, 161,508,648.53 and 64,827,653.38

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Solution

The fourth proportional to 117,035,254.69, 161,508,648.53 and 64,827,653.38 is: 89,462,160.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,035,254.69 : 161,508,648.53 = 64,827,653.38 : x
  2. Step 2: Convert to fraction form
    117,035,254.69/161,508,648.53 = 64,827,653.38/x
  3. Step 3: Cross multiply
    117,035,254.69x = 161,508,648.53 × 64,827,653.38
  4. Step 4: Simplify right side
    117,035,254.69x = 10,470,226,683,643,406
  5. Step 5: Solve for x
    x = 10,470,226,683,643,406/117,035,254.69
  6. Step 6: Final answer
    x = 89,462,160.03

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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.