Home / 66,562,779.10-99,844,168.65-48,281,208.70

Finding the Fourth Proportional to 66,562,779.10, 99,844,168.65 and 48,281,208.70

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Solution

The fourth proportional to 66,562,779.10, 99,844,168.65 and 48,281,208.70 is: 72,421,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,562,779.10 : 99,844,168.65 = 48,281,208.70 : x
  2. Step 2: Convert to fraction form
    66,562,779.10/99,844,168.65 = 48,281,208.70/x
  3. Step 3: Cross multiply
    66,562,779.10x = 99,844,168.65 × 48,281,208.70
  4. Step 4: Simplify right side
    66,562,779.10x = 4,820,597,144,068,648
  5. Step 5: Solve for x
    x = 4,820,597,144,068,648/66,562,779.10
  6. Step 6: Final answer
    x = 72,421,813.05

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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.