Home / 56,979,075.04-85,553,993.12-49,326,324.64

Finding the Fourth Proportional to 56,979,075.04, 85,553,993.12 and 49,326,324.64

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Solution

The fourth proportional to 56,979,075.04, 85,553,993.12 and 49,326,324.64 is: 74,063,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,979,075.04 : 85,553,993.12 = 49,326,324.64 : x
  2. Step 2: Convert to fraction form
    56,979,075.04/85,553,993.12 = 49,326,324.64/x
  3. Step 3: Cross multiply
    56,979,075.04x = 85,553,993.12 × 49,326,324.64
  4. Step 4: Simplify right side
    56,979,075.04x = 4,220,064,038,885,447
  5. Step 5: Solve for x
    x = 4,220,064,038,885,447/56,979,075.04
  6. Step 6: Final answer
    x = 74,063,400.22

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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.