Home / 116,130,597-160,178,631.84-76,425,477.36

Finding the Fourth Proportional to 116,130,597, 160,178,631.84 and 76,425,477.36

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Solution

The fourth proportional to 116,130,597, 160,178,631.84 and 76,425,477.36 is: 105,413,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,130,597 : 160,178,631.84 = 76,425,477.36 : x
  2. Step 2: Convert to fraction form
    116,130,597/160,178,631.84 = 76,425,477.36/x
  3. Step 3: Cross multiply
    116,130,597x = 160,178,631.84 × 76,425,477.36
  4. Step 4: Simplify right side
    116,130,597x = 12,241,728,401,243,696
  5. Step 5: Solve for x
    x = 12,241,728,401,243,696/116,130,597
  6. Step 6: Final answer
    x = 105,413,463.10

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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.