Home / 74,342,447.16-102,594,285.74-40,854,008.22

Finding the Fourth Proportional to 74,342,447.16, 102,594,285.74 and 40,854,008.22

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Solution

The fourth proportional to 74,342,447.16, 102,594,285.74 and 40,854,008.22 is: 56,379,470.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,342,447.16 : 102,594,285.74 = 40,854,008.22 : x
  2. Step 2: Convert to fraction form
    74,342,447.16/102,594,285.74 = 40,854,008.22/x
  3. Step 3: Cross multiply
    74,342,447.16x = 102,594,285.74 × 40,854,008.22
  4. Step 4: Simplify right side
    74,342,447.16x = 4,191,387,792,742,718.50
  5. Step 5: Solve for x
    x = 4,191,387,792,742,718.50/74,342,447.16
  6. Step 6: Final answer
    x = 56,379,470.31

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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.