Home / 100,042,686.20-150,064,029.30-83,036,574.20

Finding the Fourth Proportional to 100,042,686.20, 150,064,029.30 and 83,036,574.20

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Solution

The fourth proportional to 100,042,686.20, 150,064,029.30 and 83,036,574.20 is: 124,554,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,042,686.20 : 150,064,029.30 = 83,036,574.20 : x
  2. Step 2: Convert to fraction form
    100,042,686.20/150,064,029.30 = 83,036,574.20/x
  3. Step 3: Cross multiply
    100,042,686.20x = 150,064,029.30 × 83,036,574.20
  4. Step 4: Simplify right side
    100,042,686.20x = 12,460,802,903,720,426
  5. Step 5: Solve for x
    x = 12,460,802,903,720,426/100,042,686.20
  6. Step 6: Final answer
    x = 124,554,861.30

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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.