Home / 60,657,007.80-90,985,511.70-54,610,390.20

Finding the Fourth Proportional to 60,657,007.80, 90,985,511.70 and 54,610,390.20

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Solution

The fourth proportional to 60,657,007.80, 90,985,511.70 and 54,610,390.20 is: 81,915,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,657,007.80 : 90,985,511.70 = 54,610,390.20 : x
  2. Step 2: Convert to fraction form
    60,657,007.80/90,985,511.70 = 54,610,390.20/x
  3. Step 3: Cross multiply
    60,657,007.80x = 90,985,511.70 × 54,610,390.20
  4. Step 4: Simplify right side
    60,657,007.80x = 4,968,754,296,483,666
  5. Step 5: Solve for x
    x = 4,968,754,296,483,666/60,657,007.80
  6. Step 6: Final answer
    x = 81,915,585.30

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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.