Home / 58,038,120.54-86,991,180.48-30,329,315.34

Finding the Fourth Proportional to 58,038,120.54, 86,991,180.48 and 30,329,315.34

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Solution

The fourth proportional to 58,038,120.54, 86,991,180.48 and 30,329,315.34 is: 45,459,482.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,038,120.54 : 86,991,180.48 = 30,329,315.34 : x
  2. Step 2: Convert to fraction form
    58,038,120.54/86,991,180.48 = 30,329,315.34/x
  3. Step 3: Cross multiply
    58,038,120.54x = 86,991,180.48 × 30,329,315.34
  4. Step 4: Simplify right side
    58,038,120.54x = 2,638,382,944,576,772.50
  5. Step 5: Solve for x
    x = 2,638,382,944,576,772.50/58,038,120.54
  6. Step 6: Final answer
    x = 45,459,482.84

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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.