Home / 79,678,740.60-119,574,098.10-50,994,631.80

Finding the Fourth Proportional to 79,678,740.60, 119,574,098.10 and 50,994,631.80

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Solution

The fourth proportional to 79,678,740.60, 119,574,098.10 and 50,994,631.80 is: 76,527,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,678,740.60 : 119,574,098.10 = 50,994,631.80 : x
  2. Step 2: Convert to fraction form
    79,678,740.60/119,574,098.10 = 50,994,631.80/x
  3. Step 3: Cross multiply
    79,678,740.60x = 119,574,098.10 × 50,994,631.80
  4. Step 4: Simplify right side
    79,678,740.60x = 6,097,637,105,426,579
  5. Step 5: Solve for x
    x = 6,097,637,105,426,579/79,678,740.60
  6. Step 6: Final answer
    x = 76,527,779.68

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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.