Home / 126,114,570.78-174,038,215.98-70,359,999.80

Finding the Fourth Proportional to 126,114,570.78, 174,038,215.98 and 70,359,999.80

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Solution

The fourth proportional to 126,114,570.78, 174,038,215.98 and 70,359,999.80 is: 97,096,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,114,570.78 : 174,038,215.98 = 70,359,999.80 : x
  2. Step 2: Convert to fraction form
    126,114,570.78/174,038,215.98 = 70,359,999.80/x
  3. Step 3: Cross multiply
    126,114,570.78x = 174,038,215.98 × 70,359,999.80
  4. Step 4: Simplify right side
    126,114,570.78x = 12,245,328,841,545,156
  5. Step 5: Solve for x
    x = 12,245,328,841,545,156/126,114,570.78
  6. Step 6: Final answer
    x = 97,096,860.15

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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.