Home / 66,658,624.17-91,989,035.88-37,290,447.18

Finding the Fourth Proportional to 66,658,624.17, 91,989,035.88 and 37,290,447.18

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Solution

The fourth proportional to 66,658,624.17, 91,989,035.88 and 37,290,447.18 is: 51,460,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,658,624.17 : 91,989,035.88 = 37,290,447.18 : x
  2. Step 2: Convert to fraction form
    66,658,624.17/91,989,035.88 = 37,290,447.18/x
  3. Step 3: Cross multiply
    66,658,624.17x = 91,989,035.88 × 37,290,447.18
  4. Step 4: Simplify right side
    66,658,624.17x = 3,430,312,283,482,425.50
  5. Step 5: Solve for x
    x = 3,430,312,283,482,425.50/66,658,624.17
  6. Step 6: Final answer
    x = 51,460,892.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.