Home / 1,102,037,068.16-1,520,811,069.06-606,999,776.72

Finding the Fourth Proportional to 1,102,037,068.16, 1,520,811,069.06 and 606,999,776.72

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Solution

The fourth proportional to 1,102,037,068.16, 1,520,811,069.06 and 606,999,776.72 is: 837,659,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,037,068.16 : 1,520,811,069.06 = 606,999,776.72 : x
  2. Step 2: Convert to fraction form
    1,102,037,068.16/1,520,811,069.06 = 606,999,776.72/x
  3. Step 3: Cross multiply
    1,102,037,068.16x = 1,520,811,069.06 × 606,999,776.72
  4. Step 4: Simplify right side
    1,102,037,068.16x = 923,131,979,352,724,480
  5. Step 5: Solve for x
    x = 923,131,979,352,724,480/1,102,037,068.16
  6. Step 6: Final answer
    x = 837,659,645.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.