Home / 180,484,328.02-249,071,402.37-97,978,112.50

Finding the Fourth Proportional to 180,484,328.02, 249,071,402.37 and 97,978,112.50

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Solution

The fourth proportional to 180,484,328.02, 249,071,402.37 and 97,978,112.50 is: 135,211,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,484,328.02 : 249,071,402.37 = 97,978,112.50 : x
  2. Step 2: Convert to fraction form
    180,484,328.02/249,071,402.37 = 97,978,112.50/x
  3. Step 3: Cross multiply
    180,484,328.02x = 249,071,402.37 × 97,978,112.50
  4. Step 4: Simplify right side
    180,484,328.02x = 24,403,545,881,940,628
  5. Step 5: Solve for x
    x = 24,403,545,881,940,628/180,484,328.02
  6. Step 6: Final answer
    x = 135,211,439.96

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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.