Home / 97,317,387.22-145,984,950.61-31,721,688.16

Finding the Fourth Proportional to 97,317,387.22, 145,984,950.61 and 31,721,688.16

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Solution

The fourth proportional to 97,317,387.22, 145,984,950.61 and 31,721,688.16 is: 47,585,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,317,387.22 : 145,984,950.61 = 31,721,688.16 : x
  2. Step 2: Convert to fraction form
    97,317,387.22/145,984,950.61 = 31,721,688.16/x
  3. Step 3: Cross multiply
    97,317,387.22x = 145,984,950.61 × 31,721,688.16
  4. Step 4: Simplify right side
    97,317,387.22x = 4,630,889,079,144,813
  5. Step 5: Solve for x
    x = 4,630,889,079,144,813/97,317,387.22
  6. Step 6: Final answer
    x = 47,585,423.44

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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.