Home / 69,912,299.16-96,490,336.86-42,063,157.80

Finding the Fourth Proportional to 69,912,299.16, 96,490,336.86 and 42,063,157.80

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Solution

The fourth proportional to 69,912,299.16, 96,490,336.86 and 42,063,157.80 is: 58,053,994.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,912,299.16 : 96,490,336.86 = 42,063,157.80 : x
  2. Step 2: Convert to fraction form
    69,912,299.16/96,490,336.86 = 42,063,157.80/x
  3. Step 3: Cross multiply
    69,912,299.16x = 96,490,336.86 × 42,063,157.80
  4. Step 4: Simplify right side
    69,912,299.16x = 4,058,688,265,517,336
  5. Step 5: Solve for x
    x = 4,058,688,265,517,336/69,912,299.16
  6. Step 6: Final answer
    x = 58,053,994.99

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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.