Home / 86,897,724.80-130,346,587.20-46,586,940.80

Finding the Fourth Proportional to 86,897,724.80, 130,346,587.20 and 46,586,940.80

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Solution

The fourth proportional to 86,897,724.80, 130,346,587.20 and 46,586,940.80 is: 69,880,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,897,724.80 : 130,346,587.20 = 46,586,940.80 : x
  2. Step 2: Convert to fraction form
    86,897,724.80/130,346,587.20 = 46,586,940.80/x
  3. Step 3: Cross multiply
    86,897,724.80x = 130,346,587.20 × 46,586,940.80
  4. Step 4: Simplify right side
    86,897,724.80x = 6,072,448,741,368,438
  5. Step 5: Solve for x
    x = 6,072,448,741,368,438/86,897,724.80
  6. Step 6: Final answer
    x = 69,880,411.20

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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.