Home / 143,650,915.81-215,506,636.14-46,599,045.37

Finding the Fourth Proportional to 143,650,915.81, 215,506,636.14 and 46,599,045.37

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Solution

The fourth proportional to 143,650,915.81, 215,506,636.14 and 46,599,045.37 is: 69,908,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,650,915.81 : 215,506,636.14 = 46,599,045.37 : x
  2. Step 2: Convert to fraction form
    143,650,915.81/215,506,636.14 = 46,599,045.37/x
  3. Step 3: Cross multiply
    143,650,915.81x = 215,506,636.14 × 46,599,045.37
  4. Step 4: Simplify right side
    143,650,915.81x = 10,042,403,515,023,940
  5. Step 5: Solve for x
    x = 10,042,403,515,023,940/143,650,915.81
  6. Step 6: Final answer
    x = 69,908,384.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.