Home / 68,849,847.84-95,013,421.02-37,911,124.20

Finding the Fourth Proportional to 68,849,847.84, 95,013,421.02 and 37,911,124.20

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Solution

The fourth proportional to 68,849,847.84, 95,013,421.02 and 37,911,124.20 is: 52,317,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,849,847.84 : 95,013,421.02 = 37,911,124.20 : x
  2. Step 2: Convert to fraction form
    68,849,847.84/95,013,421.02 = 37,911,124.20/x
  3. Step 3: Cross multiply
    68,849,847.84x = 95,013,421.02 × 37,911,124.20
  4. Step 4: Simplify right side
    68,849,847.84x = 3,602,065,604,956,111
  5. Step 5: Solve for x
    x = 3,602,065,604,956,111/68,849,847.84
  6. Step 6: Final answer
    x = 52,317,698.85

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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.