Home / 212,051,518.56-318,041,847.90-58,713,075.36

Finding the Fourth Proportional to 212,051,518.56, 318,041,847.90 and 58,713,075.36

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Solution

The fourth proportional to 212,051,518.56, 318,041,847.90 and 58,713,075.36 is: 88,059,803.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,051,518.56 : 318,041,847.90 = 58,713,075.36 : x
  2. Step 2: Convert to fraction form
    212,051,518.56/318,041,847.90 = 58,713,075.36/x
  3. Step 3: Cross multiply
    212,051,518.56x = 318,041,847.90 × 58,713,075.36
  4. Step 4: Simplify right side
    212,051,518.56x = 18,673,214,983,386,356
  5. Step 5: Solve for x
    x = 18,673,214,983,386,356/212,051,518.56
  6. Step 6: Final answer
    x = 88,059,803.16

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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.