Home / 77,663,157.80-116,464,461.71-29,114,521.65

Finding the Fourth Proportional to 77,663,157.80, 116,464,461.71 and 29,114,521.65

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Solution

The fourth proportional to 77,663,157.80, 116,464,461.71 and 29,114,521.65 is: 43,660,432.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,663,157.80 : 116,464,461.71 = 29,114,521.65 : x
  2. Step 2: Convert to fraction form
    77,663,157.80/116,464,461.71 = 29,114,521.65/x
  3. Step 3: Cross multiply
    77,663,157.80x = 116,464,461.71 × 29,114,521.65
  4. Step 4: Simplify right side
    77,663,157.80x = 3,390,807,091,765,818
  5. Step 5: Solve for x
    x = 3,390,807,091,765,818/77,663,157.80
  6. Step 6: Final answer
    x = 43,660,432.93

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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.