Home / 66,528,899.60-99,807,864.60-37,788,803.60

Finding the Fourth Proportional to 66,528,899.60, 99,807,864.60 and 37,788,803.60

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Solution

The fourth proportional to 66,528,899.60, 99,807,864.60 and 37,788,803.60 is: 56,691,450.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,899.60 : 99,807,864.60 = 37,788,803.60 : x
  2. Step 2: Convert to fraction form
    66,528,899.60/99,807,864.60 = 37,788,803.60/x
  3. Step 3: Cross multiply
    66,528,899.60x = 99,807,864.60 × 37,788,803.60
  4. Step 4: Simplify right side
    66,528,899.60x = 3,771,619,793,104,792.50
  5. Step 5: Solve for x
    x = 3,771,619,793,104,792.50/66,528,899.60
  6. Step 6: Final answer
    x = 56,691,450.12

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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.