Home / 77,594,008.98-116,400,018.45-25,783,235.40

Finding the Fourth Proportional to 77,594,008.98, 116,400,018.45 and 25,783,235.40

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Solution

The fourth proportional to 77,594,008.98, 116,400,018.45 and 25,783,235.40 is: 38,677,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,594,008.98 : 116,400,018.45 = 25,783,235.40 : x
  2. Step 2: Convert to fraction form
    77,594,008.98/116,400,018.45 = 25,783,235.40/x
  3. Step 3: Cross multiply
    77,594,008.98x = 116,400,018.45 × 25,783,235.40
  4. Step 4: Simplify right side
    77,594,008.98x = 3,001,169,076,260,693
  5. Step 5: Solve for x
    x = 3,001,169,076,260,693/77,594,008.98
  6. Step 6: Final answer
    x = 38,677,845.31

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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.