Home / 385,735,027.73-532,358,496.15-216,235,045.46

Finding the Fourth Proportional to 385,735,027.73, 532,358,496.15 and 216,235,045.46

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Solution

The fourth proportional to 385,735,027.73, 532,358,496.15 and 216,235,045.46 is: 298,429,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,735,027.73 : 532,358,496.15 = 216,235,045.46 : x
  2. Step 2: Convert to fraction form
    385,735,027.73/532,358,496.15 = 216,235,045.46/x
  3. Step 3: Cross multiply
    385,735,027.73x = 532,358,496.15 × 216,235,045.46
  4. Step 4: Simplify right side
    385,735,027.73x = 115,114,563,613,350,688
  5. Step 5: Solve for x
    x = 115,114,563,613,350,688/385,735,027.73
  6. Step 6: Final answer
    x = 298,429,116.72

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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.