Home / 61,820,386.30-92,730,579.45-54,262,114.30

Finding the Fourth Proportional to 61,820,386.30, 92,730,579.45 and 54,262,114.30

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Solution

The fourth proportional to 61,820,386.30, 92,730,579.45 and 54,262,114.30 is: 81,393,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,820,386.30 : 92,730,579.45 = 54,262,114.30 : x
  2. Step 2: Convert to fraction form
    61,820,386.30/92,730,579.45 = 54,262,114.30/x
  3. Step 3: Cross multiply
    61,820,386.30x = 92,730,579.45 × 54,262,114.30
  4. Step 4: Simplify right side
    61,820,386.30x = 5,031,757,301,221,131
  5. Step 5: Solve for x
    x = 5,031,757,301,221,131/61,820,386.30
  6. Step 6: Final answer
    x = 81,393,171.45

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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.