Home / 77,813,224.38-107,395,312.95-52,683,938.22

Finding the Fourth Proportional to 77,813,224.38, 107,395,312.95 and 52,683,938.22

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Solution

The fourth proportional to 77,813,224.38, 107,395,312.95 and 52,683,938.22 is: 72,712,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,813,224.38 : 107,395,312.95 = 52,683,938.22 : x
  2. Step 2: Convert to fraction form
    77,813,224.38/107,395,312.95 = 52,683,938.22/x
  3. Step 3: Cross multiply
    77,813,224.38x = 107,395,312.95 × 52,683,938.22
  4. Step 4: Simplify right side
    77,813,224.38x = 5,658,008,032,575,366
  5. Step 5: Solve for x
    x = 5,658,008,032,575,366/77,813,224.38
  6. Step 6: Final answer
    x = 72,712,679.34

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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.