Home / 93,312,089.90-139,968,134.85-84,383,881.10

Finding the Fourth Proportional to 93,312,089.90, 139,968,134.85 and 84,383,881.10

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Solution

The fourth proportional to 93,312,089.90, 139,968,134.85 and 84,383,881.10 is: 126,575,821.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,089.90 : 139,968,134.85 = 84,383,881.10 : x
  2. Step 2: Convert to fraction form
    93,312,089.90/139,968,134.85 = 84,383,881.10/x
  3. Step 3: Cross multiply
    93,312,089.90x = 139,968,134.85 × 84,383,881.10
  4. Step 4: Simplify right side
    93,312,089.90x = 11,811,054,448,971,164
  5. Step 5: Solve for x
    x = 11,811,054,448,971,164/93,312,089.90
  6. Step 6: Final answer
    x = 126,575,821.65

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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.