Home / 93,312,257.20-139,968,385.80-53,001,473.20

Finding the Fourth Proportional to 93,312,257.20, 139,968,385.80 and 53,001,473.20

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Solution

The fourth proportional to 93,312,257.20, 139,968,385.80 and 53,001,473.20 is: 79,502,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,257.20 : 139,968,385.80 = 53,001,473.20 : x
  2. Step 2: Convert to fraction form
    93,312,257.20/139,968,385.80 = 53,001,473.20/x
  3. Step 3: Cross multiply
    93,312,257.20x = 139,968,385.80 × 53,001,473.20
  4. Step 4: Simplify right side
    93,312,257.20x = 7,418,530,648,825,962
  5. Step 5: Solve for x
    x = 7,418,530,648,825,962/93,312,257.20
  6. Step 6: Final answer
    x = 79,502,209.80

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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.