Home / 180,484,328.52-249,071,403.06-97,978,113

Finding the Fourth Proportional to 180,484,328.52, 249,071,403.06 and 97,978,113

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Solution

The fourth proportional to 180,484,328.52, 249,071,403.06 and 97,978,113 is: 135,211,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,484,328.52 : 249,071,403.06 = 97,978,113 : x
  2. Step 2: Convert to fraction form
    180,484,328.52/249,071,403.06 = 97,978,113/x
  3. Step 3: Cross multiply
    180,484,328.52x = 249,071,403.06 × 97,978,113
  4. Step 4: Simplify right side
    180,484,328.52x = 24,403,546,074,081,228
  5. Step 5: Solve for x
    x = 24,403,546,074,081,228/180,484,328.52
  6. Step 6: Final answer
    x = 135,211,440.65

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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.