Home / 86,897,724.30-130,346,586.45-46,586,940.30

Finding the Fourth Proportional to 86,897,724.30, 130,346,586.45 and 46,586,940.30

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Solution

The fourth proportional to 86,897,724.30, 130,346,586.45 and 46,586,940.30 is: 69,880,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,897,724.30 : 130,346,586.45 = 46,586,940.30 : x
  2. Step 2: Convert to fraction form
    86,897,724.30/130,346,586.45 = 46,586,940.30/x
  3. Step 3: Cross multiply
    86,897,724.30x = 130,346,586.45 × 46,586,940.30
  4. Step 4: Simplify right side
    86,897,724.30x = 6,072,448,641,254,939
  5. Step 5: Solve for x
    x = 6,072,448,641,254,939/86,897,724.30
  6. Step 6: Final answer
    x = 69,880,410.45

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1.5x scale

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.