Home / 70,328,008.60-105,408,032.10-29,387,368.60

Finding the Fourth Proportional to 70,328,008.60, 105,408,032.10 and 29,387,368.60

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Solution

The fourth proportional to 70,328,008.60, 105,408,032.10 and 29,387,368.60 is: 44,045,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,328,008.60 : 105,408,032.10 = 29,387,368.60 : x
  2. Step 2: Convert to fraction form
    70,328,008.60/105,408,032.10 = 29,387,368.60/x
  3. Step 3: Cross multiply
    70,328,008.60x = 105,408,032.10 × 29,387,368.60
  4. Step 4: Simplify right side
    70,328,008.60x = 3,097,664,692,723,332
  5. Step 5: Solve for x
    x = 3,097,664,692,723,332/70,328,008.60
  6. Step 6: Final answer
    x = 44,045,960.56

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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.