Home / 117,743,041.30-162,488,585.64-65,537,820.40

Finding the Fourth Proportional to 117,743,041.30, 162,488,585.64 and 65,537,820.40

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Solution

The fourth proportional to 117,743,041.30, 162,488,585.64 and 65,537,820.40 is: 90,443,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,743,041.30 : 162,488,585.64 = 65,537,820.40 : x
  2. Step 2: Convert to fraction form
    117,743,041.30/162,488,585.64 = 65,537,820.40/x
  3. Step 3: Cross multiply
    117,743,041.30x = 162,488,585.64 × 65,537,820.40
  4. Step 4: Simplify right side
    117,743,041.30x = 10,649,147,742,724,338
  5. Step 5: Solve for x
    x = 10,649,147,742,724,338/117,743,041.30
  6. Step 6: Final answer
    x = 90,443,967.01

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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.