Home / 72,793,050.28-109,243,807.86-53,412,356.50

Finding the Fourth Proportional to 72,793,050.28, 109,243,807.86 and 53,412,356.50

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Solution

The fourth proportional to 72,793,050.28, 109,243,807.86 and 53,412,356.50 is: 80,158,328.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,793,050.28 : 109,243,807.86 = 53,412,356.50 : x
  2. Step 2: Convert to fraction form
    72,793,050.28/109,243,807.86 = 53,412,356.50/x
  3. Step 3: Cross multiply
    72,793,050.28x = 109,243,807.86 × 53,412,356.50
  4. Step 4: Simplify right side
    72,793,050.28x = 5,834,969,210,835,822
  5. Step 5: Solve for x
    x = 5,834,969,210,835,822/72,793,050.28
  6. Step 6: Final answer
    x = 80,158,328.14

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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.