Home / 116,369,292.91-160,742,915.73-86,254,838.53

Finding the Fourth Proportional to 116,369,292.91, 160,742,915.73 and 86,254,838.53

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Solution

The fourth proportional to 116,369,292.91, 160,742,915.73 and 86,254,838.53 is: 119,145,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,369,292.91 : 160,742,915.73 = 86,254,838.53 : x
  2. Step 2: Convert to fraction form
    116,369,292.91/160,742,915.73 = 86,254,838.53/x
  3. Step 3: Cross multiply
    116,369,292.91x = 160,742,915.73 × 86,254,838.53
  4. Step 4: Simplify right side
    116,369,292.91x = 13,864,854,241,132,546
  5. Step 5: Solve for x
    x = 13,864,854,241,132,546/116,369,292.91
  6. Step 6: Final answer
    x = 119,145,299.37

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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.