Home / 66,440,539.20-99,660,808.80-37,264,428.30

Finding the Fourth Proportional to 66,440,539.20, 99,660,808.80 and 37,264,428.30

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Solution

The fourth proportional to 66,440,539.20, 99,660,808.80 and 37,264,428.30 is: 55,896,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440,539.20 : 99,660,808.80 = 37,264,428.30 : x
  2. Step 2: Convert to fraction form
    66,440,539.20/99,660,808.80 = 37,264,428.30/x
  3. Step 3: Cross multiply
    66,440,539.20x = 99,660,808.80 × 37,264,428.30
  4. Step 4: Simplify right side
    66,440,539.20x = 3,713,803,063,847,608.50
  5. Step 5: Solve for x
    x = 3,713,803,063,847,608.50/66,440,539.20
  6. Step 6: Final answer
    x = 55,896,642.45

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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.