Home / 86,897,726.80-130,346,590.20-46,586,942.80

Finding the Fourth Proportional to 86,897,726.80, 130,346,590.20 and 46,586,942.80

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Solution

The fourth proportional to 86,897,726.80, 130,346,590.20 and 46,586,942.80 is: 69,880,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,897,726.80 : 130,346,590.20 = 46,586,942.80 : x
  2. Step 2: Convert to fraction form
    86,897,726.80/130,346,590.20 = 46,586,942.80/x
  3. Step 3: Cross multiply
    86,897,726.80x = 130,346,590.20 × 46,586,942.80
  4. Step 4: Simplify right side
    86,897,726.80x = 6,072,449,141,822,440
  5. Step 5: Solve for x
    x = 6,072,449,141,822,440/86,897,726.80
  6. Step 6: Final answer
    x = 69,880,414.20

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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.