Home / 79,417,633.70-119,133,312.71-21,909,904.86

Finding the Fourth Proportional to 79,417,633.70, 119,133,312.71 and 21,909,904.86

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Solution

The fourth proportional to 79,417,633.70, 119,133,312.71 and 21,909,904.86 is: 32,866,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,417,633.70 : 119,133,312.71 = 21,909,904.86 : x
  2. Step 2: Convert to fraction form
    79,417,633.70/119,133,312.71 = 21,909,904.86/x
  3. Step 3: Cross multiply
    79,417,633.70x = 119,133,312.71 × 21,909,904.86
  4. Step 4: Simplify right side
    79,417,633.70x = 2,610,199,547,132,728.50
  5. Step 5: Solve for x
    x = 2,610,199,547,132,728.50/79,417,633.70
  6. Step 6: Final answer
    x = 32,866,750.44

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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.