Home / 180,584,981.13-249,208,549.42-98,078,765.88

Finding the Fourth Proportional to 180,584,981.13, 249,208,549.42 and 98,078,765.88

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Solution

The fourth proportional to 180,584,981.13, 249,208,549.42 and 98,078,765.88 is: 135,349,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,584,981.13 : 249,208,549.42 = 98,078,765.88 : x
  2. Step 2: Convert to fraction form
    180,584,981.13/249,208,549.42 = 98,078,765.88/x
  3. Step 3: Cross multiply
    180,584,981.13x = 249,208,549.42 × 98,078,765.88
  4. Step 4: Simplify right side
    180,584,981.13x = 24,442,066,973,858,588
  5. Step 5: Solve for x
    x = 24,442,066,973,858,588/180,584,981.13
  6. Step 6: Final answer
    x = 135,349,389.64

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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.