Home / 66,430,330.80-99,645,496.20-62,178,802.80

Finding the Fourth Proportional to 66,430,330.80, 99,645,496.20 and 62,178,802.80

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Solution

The fourth proportional to 66,430,330.80, 99,645,496.20 and 62,178,802.80 is: 93,268,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,330.80 : 99,645,496.20 = 62,178,802.80 : x
  2. Step 2: Convert to fraction form
    66,430,330.80/99,645,496.20 = 62,178,802.80/x
  3. Step 3: Cross multiply
    66,430,330.80x = 99,645,496.20 × 62,178,802.80
  4. Step 4: Simplify right side
    66,430,330.80x = 6,195,837,658,127,949
  5. Step 5: Solve for x
    x = 6,195,837,658,127,949/66,430,330.80
  6. Step 6: Final answer
    x = 93,268,204.20

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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.