Home / 66,430,264.80-99,645,397.20-40,602,232.20

Finding the Fourth Proportional to 66,430,264.80, 99,645,397.20 and 40,602,232.20

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Solution

The fourth proportional to 66,430,264.80, 99,645,397.20 and 40,602,232.20 is: 60,903,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,264.80 : 99,645,397.20 = 40,602,232.20 : x
  2. Step 2: Convert to fraction form
    66,430,264.80/99,645,397.20 = 40,602,232.20/x
  3. Step 3: Cross multiply
    66,430,264.80x = 99,645,397.20 × 40,602,232.20
  4. Step 4: Simplify right side
    66,430,264.80x = 4,045,825,554,775,630.50
  5. Step 5: Solve for x
    x = 4,045,825,554,775,630.50/66,430,264.80
  6. Step 6: Final answer
    x = 60,903,348.30

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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.