Home / 113,958,365.91-157,262,683.95-61,747,360.40

Finding the Fourth Proportional to 113,958,365.91, 157,262,683.95 and 61,747,360.40

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Solution

The fourth proportional to 113,958,365.91, 157,262,683.95 and 61,747,360.40 is: 85,211,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,958,365.91 : 157,262,683.95 = 61,747,360.40 : x
  2. Step 2: Convert to fraction form
    113,958,365.91/157,262,683.95 = 61,747,360.40/x
  3. Step 3: Cross multiply
    113,958,365.91x = 157,262,683.95 × 61,747,360.40
  4. Step 4: Simplify right side
    113,958,365.91x = 9,710,555,622,545,632
  5. Step 5: Solve for x
    x = 9,710,555,622,545,632/113,958,365.91
  6. Step 6: Final answer
    x = 85,211,432.66

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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.