Home / 74,026,503.40-102,159,767.04-40,986,753.16

Finding the Fourth Proportional to 74,026,503.40, 102,159,767.04 and 40,986,753.16

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Solution

The fourth proportional to 74,026,503.40, 102,159,767.04 and 40,986,753.16 is: 56,563,486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,026,503.40 : 102,159,767.04 = 40,986,753.16 : x
  2. Step 2: Convert to fraction form
    74,026,503.40/102,159,767.04 = 40,986,753.16/x
  3. Step 3: Cross multiply
    74,026,503.40x = 102,159,767.04 × 40,986,753.16
  4. Step 4: Simplify right side
    74,026,503.40x = 4,187,197,154,551,583.50
  5. Step 5: Solve for x
    x = 4,187,197,154,551,583.50/74,026,503.40
  6. Step 6: Final answer
    x = 56,563,486.89

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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.