Home / 116,369,296.41-160,742,920.56-86,254,842.03

Finding the Fourth Proportional to 116,369,296.41, 160,742,920.56 and 86,254,842.03

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Solution

The fourth proportional to 116,369,296.41, 160,742,920.56 and 86,254,842.03 is: 119,145,304.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,369,296.41 : 160,742,920.56 = 86,254,842.03 : x
  2. Step 2: Convert to fraction form
    116,369,296.41/160,742,920.56 = 86,254,842.03/x
  3. Step 3: Cross multiply
    116,369,296.41x = 160,742,920.56 × 86,254,842.03
  4. Step 4: Simplify right side
    116,369,296.41x = 13,864,855,220,343,640
  5. Step 5: Solve for x
    x = 13,864,855,220,343,640/116,369,296.41
  6. Step 6: Final answer
    x = 119,145,304.20

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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.