Home / 92,779,818.99-128,028,683.36-53,624,131.83

Finding the Fourth Proportional to 92,779,818.99, 128,028,683.36 and 53,624,131.83

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Solution

The fourth proportional to 92,779,818.99, 128,028,683.36 and 53,624,131.83 is: 73,996,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,779,818.99 : 128,028,683.36 = 53,624,131.83 : x
  2. Step 2: Convert to fraction form
    92,779,818.99/128,028,683.36 = 53,624,131.83/x
  3. Step 3: Cross multiply
    92,779,818.99x = 128,028,683.36 × 53,624,131.83
  4. Step 4: Simplify right side
    92,779,818.99x = 6,865,426,994,249,847
  5. Step 5: Solve for x
    x = 6,865,426,994,249,847/92,779,818.99
  6. Step 6: Final answer
    x = 73,996,986.29

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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.