Home / 205,977,478.81-284,249,035.58-113,163,965.37

Finding the Fourth Proportional to 205,977,478.81, 284,249,035.58 and 113,163,965.37

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Solution

The fourth proportional to 205,977,478.81, 284,249,035.58 and 113,163,965.37 is: 156,166,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,977,478.81 : 284,249,035.58 = 113,163,965.37 : x
  2. Step 2: Convert to fraction form
    205,977,478.81/284,249,035.58 = 113,163,965.37/x
  3. Step 3: Cross multiply
    205,977,478.81x = 284,249,035.58 × 113,163,965.37
  4. Step 4: Simplify right side
    205,977,478.81x = 32,166,748,018,831,016
  5. Step 5: Solve for x
    x = 32,166,748,018,831,016/205,977,478.81
  6. Step 6: Final answer
    x = 156,166,335.29

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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.